Find the x-values where the function does not have a derivative.
A. x = 2
B. x = 1, x = 2, x = 3
C. x = 1, x = 3
D. Exists at all points
Answer: D
Mathematics
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Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
Mathematics
Solve.log81 = x
A. x = 8 B. x = 0 C. x = 64 D. x = 1
Mathematics
Determine if the type of relation is linear, nonlinear, or none.
A. nonlinear B. linear C. none
Mathematics
By calculating an appropriate number of terms, determine if the series converges or diverges. If it converges, find the limit L and the smallest integer N such that 
for 
otherwise indicate divergence.an = 
A. L = ln 2, N = 6 B. L = 0, N = 7 C. L = ln 4, N = 8 D. diverges
Mathematics