3 years ago

Evaluate the given expression if a = 2 and b = -4 a2-b3

Mathematics

1 answer:

IceJOKER [234]3 years ago

5 0

Answer:

Step-by-step explanation:

${a}^{2} - {b}^{3} \\ \\ = {(2)}^{2} - {( - 3)}^{3} \\ \\ = 4 - ( - 27) \\ \\ = 4 + 27 \\ \\ = 31$

You might be interested in

If 6 lemons cost 90p what is the price of 1 lemon and four lemons

alina1380 [7]

75p is the correct answer because 1 lemon is 15p

8 0

3 years ago

Read 2 more answers

Find the area of a parallelogram with the given vertices. P(–5, –2), Q(7, –2), R(–2, 8), S(10, 8)

beks73 [17]

Area of a parallelogram = bh

First, find b (base):

b = 12

Then find h (height):

h = 10

Multiply:

120

The answer is D) 120 units^2

4 0

3 years ago

Can you answer this? Take ur time I'm not in a hurry.<br> Thanks!

il63 [147K]

i believe the correct graph is the bottom left

8 0

3 years ago

What the hell is a rotation?

LekaFEV [45]

Answer:

A rotation is when a shape rotates across the x or y axis on a coordinate plane :)

Step-by-step explanation:

4 0

3 years ago

Using a straightedge, or using technology, sketch an obtuse, scalene triangle. Make sure to include your sketch in your answer.

zubka84 [21]

Obtuse angles measure more than 90 degrees, scalene angles have three different side lengths. Would you like for me to include angle measure in the sketch?

8 0

4 years ago

Evaluate the given expression if a​ = 2 and ​b​ = -4 a2-b3

Evaluate the given expression if a = 2 and b = -4 a2-b3