Simplify. Assume that all variables represent positive numbers.

A. 4x2
B. 4x
C. 4xy
D. 4xy2


Answer: B

Mathematics

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Evaluate the exponential function at the specified value of x.y = 16x, x = -0.25

A. 2
B. -2
C.
D. 4

Mathematics

Solve the problem.A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 200 and a standard deviation of 50. If an applicant is randomly selected, find the probability of a rating that is between 200 and 275.

A. 0.0668 B. 0.9332 C. 0.4332 D. 0.5000

Mathematics

Verify the identity.sec(2?)= 

What will be an ideal response?

Mathematics

Find the eigenvalues and the corresponding eigenvectors

What will be an ideal response?

Mathematics