Evaluate.cos-1
A. - 
B. - 
C. 
D. 
Answer: D
Mathematics
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Use logax = (ln x)/(ln a) to calculate the logarithm. Round to the nearest ten thousandth.log7 71
A. 0.8451 B. 0.4565 C. 1.8513 D. 2.1906
Mathematics
Use synthetic division to find the quotient and the remainder.(2x5 - x4 + 3x2 - x + 5) ÷ (x - 1)
A. Q(x) = (2x4 + x3 + 4x2 + 3x); R(x) = 8 B. Q(x) = (2x4 + x3 + x2 + 4x + 3); R(x) = 8 C. Q(x) = (2x4 - 3x3 - x); R(x) = 6 D. Q(x) = (2x4 + x3 - x2 + 2x + 1); R(x) = 6
Mathematics
Sketch the graph of the quadratic function by finding the vertex, intercepts, and determining if the graph opens upward or downward.f(x) = x2 - 2x -3
A. 
B. 
C. 
D. 
Mathematics
Divide and simplify.
A. 4x2 + 6 + 
B. 4x + 6 + 
C. 4x + 6 + 
D. 4x2 + 6 + 
Mathematics