Solve the system by the elimination method.-5x + 82 = -6y3x + 3y = 3
A. ?
B. {(8, -6)}
C. {(8, -7)}
D. {(7, -6)}
Answer: C
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Evaluate the polynomial function for the given value.P(x) = -6x3 + 4x2 + 2x + 1; P(-2)
A. -27 B. 51 C. 61 D. 37
Using determinants, solve for x and y:
2x + 10y = 3; 4x - 2y = 4 a. 11 1 x = ÄÄ y = ÄÄ 22 22 b. 8 9 x = ÄÄ y = ÄÄ 22 22 c. 14 14 x = ÄÄ y = ÄÄ 22 22 d. 26 8 x = ÄÄ y = ÄÄ 22 22 e. 23 2 x = ÄÄ y = ÄÄ 22 22
Find the average value of the function over the given interval.f(x) = 
+ 2 on [-7, 7]
A. 11
B. 77
C. 
D. 
Decide whether or not the functions are inverses of each other.f(x) = 2x - 8, g(x) = 
A. No B. Yes