Solve the equation. Round the solution to the nearest tenth.-42.5 = 16.1w - 4.47
A. -2.4
B. -2.9
C. -0.4
D. -54.1
Answer: A
Mathematics
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Solve the problem.Suppose that the velocity of a falling body is v = ks2 (k a constant) at the instant the body has fallen s meters from its starting point. Find the body's acceleration as a function of s.
A. a = 2ks B. a = 2ks2 C. a = 2k2s3 D. a = 2ks3
Mathematics
Multiply the pair of monomials.(-4x9y2)(7x10y)
A. -28x19y2 B. -28x19y3 C. 3x19y3 D. 3x90y2
Mathematics
Add the integers.18 + 14
A. 4 B. -32 C. -4 D. 32
Mathematics
Simplify.(5 - 
)2
A. 27 + 
B. 28 - 10
C. 28 + 10
D. 25 + 
Mathematics