Which are equal matrices

Which Are Equal Matrices

Answers

Answer 1

Answer:

B

Step-by-step explanation:

B= 3 Ccnssssfbhmhmfffffffffffffffffffffffffffffffffffffffff


Related Questions

Rhea draws rows and columns on a big piece of paper to make 16 same-sized squares. How many rows and columns does she draw? I

Answers

Answer:

4 rows and 4 columns

Step-by-step explanation:

Given

16 same sized squares

Required

Determine the number of rows and columns

Since the shape formed is a square, then the following relationships exist:

[tex]Row * Column = 16[/tex]

[tex]Row = Column[/tex]

[tex]Row * Column = 16[/tex] can then be rewritten as:

[tex]Row * Row = 16[/tex]

[tex]Row^2 = 16[/tex]

Take square roots of both sides

[tex]Row = \sqrt{16[/tex]

[tex]Row = 4[/tex]

[tex]Row = Column[/tex] implies that:

[tex]Row = Column = 4[/tex]

What is the slope and y - intercept of the function y = 2x + 1?

Answers

Answer:

Slope: 2/1 Y-Intercept: 1

Step-by-step explanation:

Jose reads his book at an average rate of 2.5 pages every four minutes. If Jose continues to read at exactly the same rate what method could be used to determine how long it would take him to read 20 pages?

Answers

Answer:

B

Step-by-step explanation:

True Or False? When the group gets to Camamzotz, Mrs. Whatsit says the 3 ladies will stay with them the whole time.​

Answers

Answer:

false

Step-by-step explanation:

Divide (x^3 - 4x^2 - 2x -5) by (x-5)

Answers

Answer:

Quotient = x² + x + 3

Reminder = 10

Step-by-step explanation:

We need to divide , x³ - 4x² - 2x - 5 by x - 5

x - 5) x³ - 4x² - 2x - 5 ( x² + x + 3

- x³ -(+)5 x²

_______________

0 + x² - 2x - 5

x² -5x

__________________

0 +3x - 5

+3x -15

__________________

+10

Three friends share 1/4 pan of brownies what fraction of the whole pan of brownies does each friend get

Answers

Answer:

1/12

Step-by-step explanation:

1/4 ÷ 3 = 1/4 x 1/3 = 1/12


find the surface area of the following cylinder. Round your answers to the nearest tenth.

Answers

Answer:

233

Step-by-step explanation:

2=33=2=

Anyone help please anyone

Answers

A) he added 5 and 2 instead of multiplying
B)when multiplying 6i and 2i he gave it an exponent instead of canceling the i out
C)he never carried the other 12 down so there was no 22

15.95=3.19n
i need help with this

Answers

Answer:

n=5

Step-by-step explanation:

EASY

Consider the system of equations 3x + y = 10 and 6x – y = 17 . What is the value of the x-coordinate of its solution?

Answers

Answer:

x = 3

Step-by-step explanation:

These are simultaneous linear equations hence, we add them because +y and -y will cancel eachother.

3x + y = 10

6x - y = 17

____________

9x        = 27

  x         = 27/9

  x         = 3

So, x- coordinate is 3

Answer: the answer should be x = 3

Step-by-step explanation:

Find the shaded area, please help ty (Geometry)

Answers

Answer:

The area of whole square is 396 sq mm

the area of triangle  = 99

396 - 99 = 297 sq mm

Answer - 297

need help please

12(4 + 8×) + 12​

Answers

Answer:

Step-by-step explanation:

12(4 + 8x) + 12​=0

48+96x+12=0

96x+60=0

96x=-60

x=-60/96

x=-0.625 or -5/8

The sum of the digits in a two digit number is 5. If 27 is subtracted from the number then places of the digits are interchanged. Find the number. Please answer this with clarification! Thankyou<3

Answers

Please find the attached photograph for your answer

plz help me i need help I can do it but don't have time to think​

Answers

Step-by-step explanation:

3a + 2 = 8 ==> a=2

12 + 2 = c ==> c=14

3b + 2 = 2 ==> b=0

3d - e = 15

4d - e = 21

fd - e = 45

------------------

d=6

e=3

f=7

Hope to helpfull

Use the diagram to solve the following problem. What is 80% of 20?

Answers

Answer

80% of 20 is 16

Step-by-step explanation:

Answer:

16

Step-by-step explanation:

80% = [tex]\frac{8}{10}[/tex]

[tex]\frac{8}{10} =\frac{4}{5}[/tex]

Four of the five show categories.

4 × 4 = 16

the ratio of dog to cats in the shelter was 4 to 6 if there were 12 cats how many dogs would there be

Answers

Answer:

8 dogs

Step-by-step explanation:

If there were 6 cats, there would be 4 dogs. Since there is double that amount of cats, then we just double the amount of dogs from 4 to 8, our final answer.

I would appreciate Brainliest but no worries.

A telephone pole that is 14 ft. tall has fallen against a house. If the top of the telephone pole touches the house 10 ft. above the ground, what is the angle that the telephone pole makes with the ground?

Answers

Answer:

45°

Step-by-step explanation:

made a special triangle 45-45-90,

Answer:

45.6 degrees

Step-by-step explanation:

see image

Isaac walks 8 km north and then 12 km east. How far is Isaac from his starting point?

Answers

Answer:

Step-by-step explanation:

Distance from starting point = 8 + 12 = 20km

ok screw it i need to sneep i can't even do simple addition its too late

sorry

-cheesetoasty

The temperature in a freezer is set at -18°C. The temperature in a
refrigerator is 210 warmer. Should the temperature of the refrigerator be
represented by a positive integer or negative integer? Explain your
reasoning.

Answers

Answer:

Positive

Step-by-step explanation:

refrigerator is 210, so it positive.

The circumference of a circle is?

Answers

Answer:

B?

Step-by-step explanation:

Because you know

diameter is answered into the radius then you divide by 2 if your doing a semi circle, but it's demonstrating that you can change it? I DUNNO HOW TO EXPLAIN, but i would go with B!

2/3 times 3/4 in simplest form

Answers

Answer:

1/2

Step-by-step explanation:

2/3 times 3/4 is 6/12, and 6/12 in simplest form is 1/2.

Can someone please help me!!!

Answers

Answer: x=20

Step-by-step explanation:

If im wrong, sorry

The angles of a triangle add up to 180 degrees.

(3x+5)+(2x+17)+(2x+18)=180

add the ones alike

3x + 2x + 2x=7x

5+17+18=40

so, 7x+40=180

we need to get the variable by itself so we take away 40 first by subtracting it from both sides of the equal sign

7x=140

we take away 7 from x by dividing it- opposite of multiplication is division

x=20

Answer:

x = 20

Step-by-step explanation:

3x+5° + 2x+18° + 2x+17° = 180° (sum of interior angles in a triangle is 180°)

collect like terms

3x + 2x + 2x + 5° + 18° + 17° = 180°

7x + 40° = 180°

solving for x

x = (180 - 40)/7

x = 140/7

x = 20

First correct answer gets brainliest! All guesses will be reported. Tysm!!

Answers

Answer:

90 in

Step-by-step explanation:

360/60 = 6

15*6 = 90

Use the key features of the polynomial f(x) = −2x3 + 5x2 − 2x − 3 to describe its end behavior.
A. The left side continues down, and the right side continues up.
B. The left side continues down, and the right side continues down.
C. The left side continues up, and right side continues up.
D. The left side continues up, and the right side continues down.

Answers

Answer:

b

Step-by-step explanation:

Simplify. Assume that a and b are positive integers and that ab and a>2.
(a+b)!
(a+b-1)

Answers

Answer:

Step-by-step explanation:

a+b I think

Eight figures are below. Which ones are polygons?


Type your answer as a list, separated by commas. For example, if you believe A, B, and C are polygons, type A, B, C.

Answers

Answer:

A,C,D is the answer

Answer:

C. is the answer................

Can someone plz help me

Answers

Answer:

I would say 32 but I'm so sorry if it's wrong

32 I think! But I’m not sure! Have a good day!

Stephany is inviting 3 friends to a party. If each friend will get 7 cookies and each box has 10 cookies, how many boxes does Stephany need to get?

Answers

Answer:

3 boxex hope that helps. yea. thats the answer

In a survey taken 6/10 of students chose to attend in person learning on Mondays. 3/10 of students chose Tuesdays. How many students chose Monday or Tuesday?

Answers

Answer:

9/10 students chose Monday or Tuesday.

or

90% of students chose Monday or Tuesday

Explanation:

We add both fractions 6/10 + 3/10 which equals 9/10


I need help what’s the answer ?

Answers

Answer:

x = 30

Step-by-step explanation:

Using the sine ratio in the right triangle

sinx = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{2.5}{5}[/tex] = [tex]\frac{1}{2}[/tex] , then

x = [tex]sin^{-1}[/tex] ([tex]\frac{1}{2}[/tex] ) = 30

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