PLS HELP ME I DONT HAVE MUCH TIME

PLS HELP ME I DONT HAVE MUCH TIME

Answers

Answer 1

Answer:

- 75 and - 28

Step-by-step explanation:

To evaluate f(6) substitute x = 6 into f(x)

f(6) = - 2(6)² - 3 = - 2(36) - 3 = - 72 - 3 = - 75

Similarly

g(5) = - 5(5) - 3 = - 25 - 3 = - 28


Related Questions

What must be written on the dotted line to make a correct algebraic statement?
Write your answer on the dotted line.
6t+3t-…………………………..=t

A) 8t
B) t
C) 3t

Answers

Answer:

Option A = 8t

Step-by-step explanation:

6t + 3t - 8t = t

6t + 3t = 9t

9t - 8t = t

x-2+5y*7*6x+89y-6+345​

Answers

Answer:

337+x+89y+210xy

Step-by-step explanation:

x-2+(5y*7*6x)+89y-6+345

x-2+(210xy)+89y-6+345

x-2+210xy+89y-6+345

-2-6+345+x+89y+210xy

337+x+89y+210xy

A cuboid has 3 different sized faces. The areas of 2 of the faces are 84cm2and 56cm2. The volume of the cuboid is 672cm3. Find the length, width and height of the cuboid and the area of the third face.

Answers

Answer:

Length: 12 cm

Width: 8 cm

Height; 7 cm

Step-by-step explanation:

We are told that the areas of 2 of the faces are 84cm² and 56cm².

Now, the side faces are 4 in total with 2 each having same areas.

Thus, it means they would have the same height.

Let's find the highest common factor between 84cm² and 56cm².

The highest number that can be divide each equally is 7.

Thus;

12 × 7 = 84 cm²

8 × 7 = 56 cm²

This means, the bottom part will measure 12 cm by 8 cm.

Thus, the complete measurement is;

Length: 12 cm

Width: 8 cm

Height; 7 cm

Let's check if it will give us a Volume equal to that given.

Thus;

Volume = 12 × 8 × 7 = 672 cm²

This is same as that given and so our dimensions are correct.

Find the slope of the line that passes through the following points E (4, 1 2/3) and F (-2,2/3)

Answers

Answer:

1/6

Step-by-step explanation:

To find the slope, we use the slope formula

m = ( y2-y1)/(x2-x1)

m = ( 2/3 - 1 2/3)/(-2 -4)

   = -1/-6

   = 1/6

can someone please help me?

Answers

statement: they are both 90 degree angles
reasons: they both make an L shape and have a square indicating that they are both right angles

What is the atmospheric pressure?
a. 4.7 pounds per square inch

b. 13.2 pounds per square inch

c. 1.7 pounds per square inch

d. 14.7 pounds per square inch

Answers

Answer:

D

Step-by-step explanation:

The atmospheric pressure is about 101325Pa.

Pascal is a unit for pressure and since pressure can be defined as force/ area, the pressure can also be written as 101325 N/m².

1 m² ----- 101325 N

Pounds is a unit for mass, so let's relate force (Newtons) to mass.

[tex]\boxed{F = ma}[/tex]

☆ where F= force, m= mass and a= acceleration due to gravity

Since the gravitational field strength is about 9.8 N/kg on earth, a= 9.8.

101325= m(9.8)

m= 10339 Kg (5 s.f.)

Since 1 kg is about 2.205 pounds,

m

= (10339 ×2.205) pounds

= 22797.495 pounds

= 22797 pound (5 s.f.)

1 m² ----- 22797 pounds

Now convert m² to in².

1 m² is about 1550 in², thus

1550 in² ----- 22797 pounds

1550 in² ----- 22797 pounds

1 in²----- 22797 ÷1550

1 in² ----- 14.708 pounds (5 s.f.)

1 in² ----- 14.7 pounds (3 s.f.)

Thus, 1 atm≈ 14.7 pounds per square inch.

Answer:

d. 14.7

Step-by-step explanation:

PLZZ HELP!!! I'll mark Brainliest! Thanks!!

Answers

Answer:

[tex] { \cot}^{2} \theta - { \cos }^{2} \theta = { \cot }^{2} \theta { \cos }^{2} \theta \\ divide \: by \: { \cos }^{2} \theta : \\ \frac{1}{ { \sin }^{2}\theta } - 1 = { \cot}^{2} \theta \\ 1 - { \sin }^{2} \theta = { \cos }^{2} \theta \\ identity = > \: { \boxed{ { \sin}^{2} \theta + { \cos}^{2} \theta = 1}}[/tex]

A man has a coupon to buy 8 oranges, he already has six, so how many does he have if he uses his coupon to buy 8 more oranges.

Answers

Answer:

14 oranges

Step-by-step explanation:

8+6

I need the answer plsssss and helllo

Answers

Answer:

8

Step-by-step explanation:

If Miguel's house is (0,0), then the tennis court is (-3,-2), and the bike path is (5,-2). There fore, we can just count the squares between the tennis court and the bike path, which is 8.

Hope that this helps!

SOMEONE PLSSSS HELP!!!!!!!

Answers

Answer:

you can use desmos

Step-by-step explanation:

for example put x=88

and do the same with the rest

then put x+y+z and you will get your answer

Seriously I haves to do this again pls answer for real
And sure I do have 1106 points left but still stop wasting peoples time

Answers

Answer
1/15
Step by step explanation
Add all numbers up and then divide the number of newspapers by the total numbers added up and simplify

Which of the following will result in a rational number? Select all that apply.
A. 645+9√4
B. 645−5√7
C. 645×9√4
D. 645÷5√7
help me please

Answers

Answer:

B. 645−5√7

Correct me if iam wrong

the answer is B
i’m pretty sure

Hey, Could you help me? Thank you

Answers

Answer to your problem is 11

Jagan and Mithun calculated the value of 12 - 6 + 4.The steps are given alongside.
Who has given the correct answer, justify

Answers

Answer:

10.

Step-by-step explanation:

Explanation:

[tex]12 - 6 + 4[/tex]

In order to solve this, we must use PEMDAS.

This is because there are more than one operations involved.

PEMDAS is the order in which you must solve the operations.

PEMDAS STANDS FOR:

ParenthesisExponential Notation (exponents)Multiplication/division (do whichever comes first)Addition/subtraction (do whichever comes first)

Solve.

Now, using PEMDAS, I will solve.

There are no parenthesis.

There are no exponents.

There is no multiplication nor division.

There is addition and subtraction.

[tex]12-6+4[/tex]

[tex]12-6=6[/tex]

[tex]6+4[/tex]

Lastly, there is addition.

[tex]6+4=10[/tex]

Conclude:

I, therefore, believe [tex]12-6+4=10.[/tex]

You did not clarify the answers of Jagan nor Mithun.

So, whichever person got the answer of 10 is correct.

Can I get help with these too? Thank you!!!!!

Answers

For ABC:

The interior angle of C is 180 - 142 = 38
The three interior angles add up to 180°
(2x - 15) + (x - 5) + 38 = 180
3x - 20 + 38 = 180
3x + 18 = 180
3x = 162
x = 54

The measure of angle ABC = x - 5 = 54 - 5 = 49

For JKL:
The interior angle of L is 180 - 100 = 80°
The 3 interior angles add up to 180°
(2x + 27) + (2x - 11) + 80 = 180
4x + 16 + 80 = 180
4x + 96 = 180
4x = 84
x = 21

The measure of angle JKL is 2x - 11 = 2(21) - 11 = 42 - 11 = 31°

Which of the following functions is graphed below

Answers

Answer:

wachiwachiwachiwawawa

Se desean plantar 361 plantas de limón, en un terreno cuadrado, de manera que en cada fila queden a un metro de distancia. a)Cuántas filas de limones habrá? b)Sobrarían algunos arbolitos? c)cuántos?

Answers

Answer:

a) El número de filas de limones es [tex]n = \sqrt{361} = 19[/tex]. Es decir, se necesitan 19 filas de árboles.

b) No sobran árboles.

c) 0 árboles.

Step-by-step explanation:

Dado que las plantas de limón deben cubrir un terreno cuadrado, entonces se debe satisfacer que la siguiente condición:

[tex]n^{2} \le 361[/tex]

Donde [tex]n[/tex] es el número de filas de árboles de limón.

Si [tex]n < 19[/tex], entonces sobrarán árboles.

a) El número de filas de limones es [tex]n = \sqrt{361} = 19[/tex]. Es decir, se necesitan 19 filas de árboles.

b) No sobran árboles.

c) 0 árboles.

An equation with an unknown value is shown 13/10 + 2/100= ?/100

Answers

Answer:

132/100, or 1.32

Step-by-step explanation:

Just change 13/10 to 130/100 and add 2/100 to make it 132/100, or 1.32 :)

Find the side length, b.
Round to the nearest tenth.
B=90°
a=6
c=7

Answers

Answer:

b = 9.2

Step-by-step explanation:

Using the Pythagorean theorem (in your case): [tex]a^{2} +c^{2} = b^{2}[/tex]

Plug in your values and solve for x:

[tex]6^{2}+7^{2} =b^{2}\\36+49 =b^{2} \\85 = b^{2} \\b = \sqrt{85} \\b = 9.2[/tex]

Yes, B is equal to 9.2

which number is greatest?

Answers

Answer:

3.88

Step-by-step explanation:

→ Calculate the exact value of each number

19 ÷ 5 = 3.8

3.88 = 3.888888888

15 ÷ 4 = 3.75

√15 = 3.8729

3. What is the area of the triangle with vertices L(-3,5), M(4,7), and
N(2,-8)?

Answers

What is the base and height

Area for triangle is

A=1/2(bh)

39.98× 0.5 is approximately equal to

Answers

Answer:

20

Step-by-step explanation:

it equals 19.99 but if you round it equals to 20

Which of the following shows the correct process for finding the area of the shape shown below?​

Answers

Answer:

A = bh = A = 9.5*14

Step-by-step explanation:

What they said ⟟ think

4(1+ 2y) = 12y. Solve for y.​

Answers

Answer:

y=1

Step-by-step explanation:

4(1+2y)=12y

4*1 + 4*2y=12y

4 + 8y=12y

4=12y - 8y

4=4y

4/4=y

1=y

Y=1 hope this helps have a good day

HURRY HELP.. whats the indicated measure

Answers

Answer:

< ABE  = 109

Step-by-step explanation:

Angle Formed by Two Chords = 1/2(SUM of Intercepted Arcs)

< ABE = 1/2 ( 38+ 180)

< ABE = 1/2( 218)

< ABE  = 109

On a number line, a number, b, is located the same distance from 0 as another number, a, but in the opposite direction. The number b varies directly with the number a. For example b = 2; when a = -2 which equation represents this direct variation between a and b? O b= -a O-=-a Ob-a=0 Ob(-a) = 0​

Answers

Answer:

b = -a

Step-by-step explanation:

If a and b are both positions from 0, we need to write an equation that relates both positions. The problem is explaining that the position of a is opposite to the position of b.

If a = 2; b = -2. If a = 1000; b = -1000.

If a = -x; b = x. Then:

-a = x

-a = x and b = x, that means:

b = -a

I will give BRAINLIEST the correct answer
Find the measure of angle 6.

Answers

Answer:

X = 19

Step-by-step explanation:

Two parallel lines cut by a transversal means the corresponding angles are congruent. Set each equation equal to each other and solve for x.

2x+78= 7x-17

Add 17 to both sides: 2x + 95= 7x

Then subtract 2x from both sides: 95= 5x

divide each side by 5, for final answer: x= 19

Royston is driving to a popular amusement park with his family.
Royston’s car had gallons of gas at the start of the trip. During the trip, he stopped at a gas station and refueled the car with gallons. If the car consumed gallons of gas during the trip, there are still
gallons of gas remaining in the tank.

Answers

Answer:

yes

Step-by-step explanation:

b/c he only filled his car only one time so he might have remained gallons of gas

Point A is reflected across line y=x and the n dilated by a factor of 3 using the origin as the center of dilation.

Answers

Answer:

B. A"(6, 12)

Step-by-step explanation:

A(4,2) --->reflected across y=x ---> A'(2, 4) --->

dilated k =3 ---> A" ( 2×3 , 4×3) => A" (6, 12)

Ken buys two bunches of bananas. One bunch weighs 2 pounds 10 ounces. The other bunch weighs 1 pound 8 ounces. What is the total weight of Ken's bananas?

Answers

Answer:

4 pounds 2 oz

Step-by-step explanation:

16 oz = 1 pound so you add 10 and 8 to get 18-16 to get 4 pounds 2 oz

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