Find the measures of the numbered angles in the figure below.
(a) 39°
(b) 103°
(c) 38°
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Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. 
- 
- 
+ C
B. 2 ln 
- 
- 
+ C
C. - 
- 
+ C
D. 
- 
+ C
Determine the amplitude or period as requested.Period of y = -4 sin x
A. 2?
B. 
C. ?
D. 4
Solve the problem.A survey revealed that 28% of people are entertained by reading books, 42% are entertained by watching TV, and 30% are entertained by both books and TV. What is the probability that a person will be entertained by either books or TV? Express the answer as a percentage.
A. 100% B. 30% C. 40% D. 70%
Decide if the given value of x is a critical number for f, and if so, decide whether the point is a relative minimum, relative maximum, or neither.f(x) = -x2 - 16x - 64; x = 8
A. Critical number, relative maximum at (8, -144) B. Critical number but not an extreme point C. Critical number, relative minimum at (8, -144) D. Not a critical number