Divide.
A. x2 + 4
B. x + 4 + 
C. x - 4
D. x + 4
Answer: D
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Find the zeros of the quadratic function.y = x2 - 3x + 2
A. x = 1, 2 B. x = -1, -2 C. x = 2, 0 D. x = -1, 2
Find fx, fy, and fz.f(x,y,z) = xe(x2 + y2 + z2)
A. fx = 2x2e(x2 + y2 + z2); fy = xye(x2 + y2 + z2); fz = 2xze(x2 + y2 + z2) B. fx = (1 + 2x2) e(x2 + y2 + z2); fy = xe(x2 + y2 + z2); fz = xe(x2 + y2 + z2) C. fx = (1 + 2x2) e(x2 + y2 + z2); fy = xy2e(x2 + y2 + z2); fz = xz2e(x2 + y2 + z2) D. fx = (1 + 2x2) e(x2 + y2 + z2); fy = 2xye(x2 + y2 + z2); fz = 2xze(x2 + y2 + z2)
Solve the compound inequality. Write your answer in interval notation or state that there is no solution.1 - 3x ? 7 or 7x + 3 ? -25
A. [-2, ?) B. (-?, ?) C. (-?, -4) ? (-2, ?) D. (-?, -4] ? [-2, ?)
Without using a calculator, give the exact trigonometric function value with rational denominator.sec 45°
A. 
B. 1
C. 
D. 