Evaluate the polynomial function at the given value.Find P(-4) if P(x) = -4x2 - 4x - 7.
A. 73
B. -55
C. -87
D. 41
Answer: B
Mathematics
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Solve the problem.Evaluate 
at (u, v) = (1, 5) for the function w = xz + yz - z2; x = uv, y = uv, z = u.
A. -2 B. 20 C. 0 D. 18
Mathematics
Provide an appropriate response.Find the direction in degrees of a vector in standard position if the coordinates of its end point are (-3, 7). Round to the nearest 0.1°.
A. 66.8° B. 113.2° C. -66.8° D. -113.2°
Mathematics
Use identities to find the indicated value for each angle measure.tan ? = 
, ? < ? < 
Find sin(2?).
A. 
B. - 
C. - 
D. 
Mathematics
Perform the indicated operation. Write the answer in scientific notation.
A. 2.70 × 10-4 B. 5.4 × 10-4 C. 5.4 × 10-10 D. 2.70 × 10-10
Mathematics