Answer:
17 x^2
Step-by-step explanation:
(8x^2 + 8x) – (-9x^2 + 8x)
Distribute the minus sign
8x^2 + 8x + 9x^2 - 8x
Combine like terms
17 x^2 +0x
17x^2
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U . v = |u| . |v| cos 60 = 10 * 8 * 0.5 = 40 This is called the scalar (or dot) product.
Answer:
14 in (short side), and 20 in (long side)
Step-by-step explanation:
add sides
Hello there,
subtract round your answer to the nearest hundredth
2.56×0.03
=768
Answer: 800
