What is the product of 5x + 3 and 8x2 – 2x + 5? A) 40x3 + 14x2 – 19x – 15 B) 40x3 + 14x2 – 31x – 15 C) 40x3 + 34x2 + 31x + 15 D)
40x3 + 14x2 + 19x + 15
2 answers:
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Answer:
40
Step-by-step explanation:
The figure is a rectangular prism, so the formula would be Volume = length x width x height.
length = 6 cm
width = 2 cm
height = 2 cm
If you plug everything you have in the problem into the volume equation, you would get : Volume = 6 cm x 2
cm x 2
cm.
Without a calculator, I would first turn the mixed numbers into improper fractions.
- 6
=
- 2
Volume = x
x
When you multiply everything together you should get .
As a mixed number, that would be 40
.