3 years ago

I need help with this problem??

Mathematics

1 answer:

aalyn [17]3 years ago

4 0

No I think it’s a 90 degree rotation because the notations above PQR indicates only 1 rotation...

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HELP ASAP I NEED THIS DONE IM IN A TIMED TEST (Find the area)

Anastasy [175]

Answer:

165

Step-by-step explanation:

base x base x height

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3 years ago

There were some people on a train 18 people get off at the first stop and 21 people get on the train there are now 65 people on

MissTica

Answer:

Step-by-step explanation:

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3 years ago

Solve the inequality 7(x + 4) > 0.<br> a.x -4<br> c.x 4

sesenic [268]

Solve your inequality step-by-step.

7(x+4)>0

Simplify both sides of the inequality.

7x+28>0

Subtract 28 from both sides
.
7x+28−28>0−28

7x>−28

Divide both sides by 7.

7x/7 > −28/7

x > −4

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3 years ago

Read 2 more answers

8) Factor each sum or difference of cubes completely.<br> a. 8x3 + 27

ASHA 777 [7]

Answer:

$\large\boxed{(2x+3)(4x^2-6x+9)}$

Step-by-step explanation:

$8=2^3\\\\8x^3=2^3x^3=(2x)^3\\\\27=3^3\\\\8x^3+27=(2x)^3+3^3\qquad\text{use}\ a^3+b^3=(a+b)(a^2-ab+b^2)\\\\=(2x+3)\bigg((2x)^2-(2x)(3)+3^2\bigg)=(2x+3)(4x^2-6x+9)$

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3 years ago

What is this problem ?

kvv77 [185]

5^4/5
Multiply the number by it's exponent
625/5
Divide
Final Answer: 125

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3 years ago