Solve the equation.log8 (x2 - 7x) = 1

A. {-8, 1}
B. {8, -1}
C. {1}
D. {8}

Answer: B

Mathematics

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Find the absolute value of the complex number.z = 4

A. 4 B. 4i C. 16 D. 2

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Write the expression without using absolute value symbols. ? ? ? ?

A. 19
B.
C. 5
D.
E. -19

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Find a general term an for the geometric sequence.a1 = , r = -4

A. an =  - (n - 1)
B. an = n-1
 - 
C. an =  ? (-4)n-1
D. an =  - (n - 1)

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Use the given vectors u, v, w, and z to draw the indicated vector. v - w

A.

B.

C.

D.

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