Add and simplify.
+ 
A. 
B. 
C. 
D. 
Answer: B
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Find the value of x. Assume all angle measures are given in degrees.
A. 8° B. 12° C. 15° D. 10°
The figure depicts a racetrack with ends that are semicircular in shape. The length of the track is 
.
?
?
Find r and lso that the area enclosed by the rectangular region of the racetrack is as large as possible.
?
A. 
B. 
C. ?
D. ?
Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros.3 - 
, 1 + i
A. f(x) = x4 + 10x3 + 20x2 - 24x + 12 B. f(x) = x4 + 8x3 - 20x2 + 24x + 10 C. f(x) = x4 - 8x3 + 20x2 - 24x + 12 D. f(x) = x4 - 3x3 + 20x2 - 12x + 12
Factor completely. If the polynomial cannot be factored, say it is prime.(x + 7)2 - 10(x + 7) + 16
A. (x + 5)(x - 1) B. (x2 - 7x + 2)(x2 - 7x + 8) C. (x + 9)(x + 15) D. (x2 + 7x - 2)(x2 + 7x - 8)