Solve the exponential equation. Round to three decimal places when necessary.6x+6 = 7x
A. 68.311
B. -69.741
C. 69.741
D. 71.171
Answer: C
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Find all complex zeros of the polynomial function. Give exact values. List multiple zeros as necessary.f(x) = x3 - 3x2 - 5x + 39
A. -3, 1 + 2i, 1 - 2i
B. -3, 1 + 2
i, 1 - 2
i
C. -3, 3 + 2i, 3 - 2i
D. -3, 3 + 4i, 3 - 4i
Solve the system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.
A. x = 2, y = -3, z = -4, w = -2; (2, -3, -4, -2)
B. x = -2, y = 3, z = 4, w = -2; (-2, 3, 4, -2)
C. x = -2, y = -3, z = 5, w = 
; 
D. x = 
, y = - 
, z = - 
, w = - 
; 
Find the extrema of the function on the given interval, and say where they occur.csc2x + 2 cot x, 0 < x < ?
A. local maximum: 0 at x = 
B. local minimum: 0 at x = 
C. local minimum: 0 at x = 
D. local maximum: 0 at x = 
Find a general term an for the geometric sequence.a1 = - 
and r = -9
A. an = - 
- 
(n - 1)
B. an = 
n-1 + 
C. an = - 
? (-9)(n-1)
D. an = - 
+ 
(n - 1)