Multiply.(n + 8)2
A. n + 64
B. 64n2 + 16n + 64
C. n2 + 16n + 64
D. n2 + 64
Answer: C
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Expand using the binomial theorem.(x + 8)5
A. x5 + 40x4 + 1280x3 + 10,240x2 + 20,480x + 32,768 B. x5 + 40x4 + 640x3 + 5120x2 + 20,480x + 8 C. x5 + 40x4 + 1280x3 + 10,240x2 + 20,480x + 8 D. x5 + 40x4 + 640x3 + 5120x2 + 20,480x + 32,768
Solve the system by graphing.9x - 2y = 305x + 
y = 24
A. (4, 3) B. (3, 1) C. (3, 4) D. (4, -3)
Use the fundamental identities and simplify the expression to get a numerical value.sin2 x + sin2 x cot2 x
A. sin2 x + 1 B. cot2 x - 1 C. cot2 x + 1 D. 1
Use a graphing utility to graph the function and then answer the question.John owns a hotdog stand. He has found that his profit is represented by the equation 
with P being profits and x the number of hotdogs. How many hotdogs must he sell to earn the most profit?
A. 28 hotdogs B. 46 hotdogs C. 23 hotdogs D. 27 hotdogs