Provide an appropriate response.Use the tangent function to find the indicated part of triangle ABC. Round to four significant digits. Find a if B = 71° and b = 0.05 m.
A. 0.01722 m
B. 2.904 m
C. 0.1452 m
D. 6.887 m
Answer: A
Mathematics
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Express the integrand as a sum of partial fractions and evaluate the integral.
A. ln 
+ 
tan-1 
+ C
B. 3 ln 
+ 
tan-1 
+ C
C. 3 ln 
+ 
tan-1 
+ C
D. 3 ln 
+ tan-1 
+ C
Mathematics
Find the indicated composition.f(x) = 4x2 + 2x + 4; g(x) = 2x - 3Find (g ? f)(x).
A. (g ? f)(x) = 4x2 + 2x + 1 B. (g ? f)(x) = 8x2 + 4x + 5 C. (g ? f)(x) = 4x2 + 4x + 5 D. (g ? f)(x) = 8x2 + 4x + 11
Mathematics
Find the exact value of the expression.cos 
cos 
+ sin 
sin 
A. 1
B. 
C. 
D. 
Mathematics
Add or subtract.(9 + 5i) - (-8 + i)
A. -17 - 4i B. 1 + 6i C. 17 + 4i D. 17 - 4i
Mathematics