Find all zeros of the function and write the polynomial as a product of linear factors.f(x) = 2x4 - 5x3 + 10x2 - 20x + 8
A. f(x) = (2x + 1)(x + 2)(x + 2i)(x - 2i)
B. f(x) = (2x - 1)(x - 2)(x + 2i)(x - 2i)
C. f(x) = (2x + 1)(x + 2)(x + 2)(x - 2)
D. f(x) = (2x - 1)(x - 2)(x + 2)(x - 2)
Answer: B
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Rewrite the expression using the indicated property of real numbers.Commutative property of multiplication:
(9 + 5) ? 3
A. 9 + (5 ? 3) B. 9 ? 3 + 5 ? 3 C. (5 + 9) ? 3 D. 3(9 + 5)
Solve the problem.A normal distribution has ? = 80 inches and Q3 = 93.5 inches. The standardized value of 40 inches is
A. -0.5. B. -3. C. -0.675. D. -2. E. -1.
Graph the line and give the domain and the range.-5x + 35 = 0
A. D = (-?, ?), R = {7}
B. D = (-?, ?), R = {-7}
C. D = {7}, R = (-?, ?)
D. D = {-7}, R = (-?, ?)
Answer the question.The equation of a circle can be written in the form x2 + y2 = r2. Is this a function? Why or Why not?
What will be an ideal response?