Perform the indicated operations.6 ? (-5) + 21 ? (-23)
A. -513
B. 207
C. -207
D. 2208
Answer: A
Mathematics
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Determine all critical points for the function.y = 4x2 - 128
A. x = 0, x = 4, and x = -4 B. x = 0 C. x = 0 and x = 4 D. x = 4
Mathematics
Answer the question about the given function.Given the function f(x) = 
, if x = 1, what is f(x)? What point is on the graph of f?
A. 6; (1, 6) B. - 8; (- 8, 1) C. 6; (6, 1) D. - 8; (1, - 8)
Mathematics
Solve for the indicated variable.Z = A(1 + x)1/2, for x
A. x = 
2
B. x = 
2 + 1
C. x = 
2 - 1
D. x = 
2
Mathematics
Solve.Given that loga2 = 0.3010 and loga3 = 0.4771, find loga72.
A. 0.2549 B. 0.8616 C. 2.0333 D. 1.8572
Mathematics