Find the exact value of the indicated trigonometric function of ?, if ? is an angle in standard position whose terminal side contains the given point.(9, -7); Find cot ?.
A. - 
B. - 
C. 
D. - 
Answer: A
Mathematics
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Find the value of P(x).Find P(-4) where P(x) = x2 - 4.
A. 16 B. 12 C. -8 D. 64
Mathematics
Shade the portion of the diagram that represents the given set.
? 
A. 
B. 
Mathematics
Find all real-number solutions. Round your answer to the second decimal place, if necessary. 
b3 + 
= 4
A. 1.7 B. 0.96 C. 2.15 D. 2.57
Mathematics
Factor the trinomial, if possible.x2 - x - 45
A. (x - 45)(x + 1) B. prime C. (x + 5)(x - 9) D. (x - 5)(x + 9)
Mathematics