Complete the identity.cot2 2x + cos2 2x + sin2 2x = ?
A. 2
B. cos2 2x
C. csc2 2x
D. sin2 2x
Answer: C
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
+ 
B. converges; 
+ 
C. converges; 
+ 
D. diverges
Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log2
A. 
log2m + 
log2n - 
log2k
B. 5 log2m + 9 log2n - 2 log2k
C. 
log2m + 
log2n - 2 log2k
D. 
log2m ? 
log2n ÷ 2 log2k
Compute the average rate of change of f from x1 to x2. Round your answer to two decimal places whenappropriate. Interpret your result graphically.f(x) = 6x + 4, x1= -4 and x2= -1
A. 6; the slope of the line passing through (-4, f(-4)) and (-1, f(-1)) is 6. B. 8; the slope of the line passing through (-4, f(-4)) and (-1, f(-1)) is 8. C. 5; the slope of the line passing through (-4, f(-4)) and (-1, f(-1)) is 5. D. 7; the slope of the line passing through (-4, f(-4)) and (-1, f(-1)) is 7.
Translate into an equation. Do not solve the equation.Let B represent Michael's checking account balance. Michael's checking account balance plus $32 equals $650.
A. B - 32 = 650 B. 32 + 650 = B C. 32 = B + 650 D. B + 32 = 650