Rewrite the expression without using negative exponents. (Assume all variables represent nonzero real numbers.)
A. 4x
B. 
C. x-4
D. x4
Answer: D
Mathematics
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Solve the problem.Solve for a: 
A. a = 1
B. a = 
C. a = 
D. a = 
Mathematics
Provide an appropriate response.If w varies jointly as x and y, find w if the constant of variation is 2.7 and x = 56.8 and y = 12.5.
A. 153.36 B. 1,917 C. 710 D. 262.96
Mathematics
Identify where f is increasing and where f is decreasing.f(x) = x2 + 3
A. increasing: [3, ?); decreasing: never B. increasing: (-?, 0]; decreasing [0, ?) C. increasing: (-?, ?); decreasing: never D. increasing: [0, ?); decreasing (-?, 0]
Mathematics
Determine whether the statement is true or false.A trapezoid is also a quadrilateral.
A. True B. False
Mathematics