Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: 0, - 3, 2; degree 3
A. f(x) = x3 + x2 + x + 6
B. f(x) = x3 + x2 + x - 6
C. f(x) = x3 + x2 + 6x
D. f(x) = x3 + x2 - 6x
Answer: D
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A. absolute error: 4 pounds relative error: 3.7% B. absolute error: -4 pounds relative error: -40% C. absolute error: -4 pounds relative error: -3.9% D. absolute error: -4 pounds relative error: -3.7%
Find a formula for the nth term of the sequence.7, -7, 7, -7, 7 (7's with alternating signs)
A. an = 7(-1)2n+1 B. an = 7(-1)2n-1 C. an = 7(-1)n+1 D. an = 7(-1)n
Find the perimeter and the area of the following figure. Assume the lightly shaded inner triangle is an equilateral triangle with each side length 1 unit and assume the curves are semicircles that cover half of each side of the triangle. Give the exact answers.
What will be an ideal response?
Find the focus and directrix of the parabola with the given equation.y2 = -28x
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