Write sigma notation.9 + 27 + 81 + 243 + 729
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Given y = f(u) and u = g(x), find dy/dx = f'(g(x))g'(x).y = csc u, u = x6 + 8x
A. -(6x5 + 8) csc x cot x B. -(6x5 + 8) csc (x6 + 8x) cot (x6 + 8x) C. - csc (x6 + 8x) cot (x6 + 8x) D. -(6x5 + 8) cot2(x6 + 8x)
Mathematics
Evaluate.If f(x) = 
, find the value of f(1).
A. 
B. 
C. -18
D. 18
Mathematics
Find the missing length to the nearest tenth.
A. b = 1.7 m B. b = 8.7 m C. b = 17.8 m D. b = 75 m
Mathematics
Verify the identity.(sin x)(tan x cos x - cot x cos x) = 1 - 2 cos 2 x
What will be an ideal response?
Mathematics