Solve the equation.-56 = 7k
A. k = 63
B. k = 1
C. k = -8
D. k = -63
Answer: C
Mathematics
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Graph the exponential function and state the domain and range.y = 2-x
A. Domain: (0, ?), Range: (0, ?)
B. Domain: (-?, ?), Range: (0, ?) 
C. Domain: (-?, ?), Range: (-?, 0)
D. Domain: (-?, 0), Range: (-?, 0)
Mathematics
Perform the indicated operations.(16x + 14) - (-11x2 - 8x + 14)
A. 11x2 + 24x B. -11x2 + 8x + 28 C. 11x2 - 24x D. 11x2 + 24x - 28
Mathematics
Write as the sum and/or difference of logarithms. Express powers as factors.log3
A. 2log3x -log3(x + 5) B. log3(x + 5) -log3x C. log3(x + 5) - 2log3x D. log3(x + 5) + 2log3x
Mathematics
Solve the equation.s - 5 = 9
A. s = -14 B. s = 4 C. s = 14 D. s = -4
Mathematics