Solve the problem.If v = -2i + j and w = -2i + j, find 
.
A. 
B. 2
C. 0
D. 
Answer: B
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Evaluate the expression.82
A. 16 B. 64 C. 8 D. 256
If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.64k3m - 144k2m2 + 81km3
A. km(8k - 9m)(8k + 9m) B. km(8k + 9m)2 C. (64k2m + km)(k + 81m2) D. km(8k - 9m)2
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logw
A. logw7 +logwx + logw5 B. logw7 +logwx - logw5 C. logw2x D. logw7x -logw5
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.
[3ln (x + 7) - ln x - ln (x2 - 4)]
A. ln 
B. ln 
C. ln 
D. ln 