Find a polynomial P(x) having roots –1 and 2i, degree 3, leading coefficient 1, and real coefficients. Write the polynomial in expanded form.
What will be an ideal response?
P(x) = x³ + x² + 4x + 4
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Provide an appropriate response.Suppose the weekly revenue for a company is given by r = -3p2 + 60p where p is the price of their service. What is the price of their service if the revenue is $400?
What will be an ideal response?
Use transformations to help describe the differences and the similarities in the graphs of the quadratic functions. Verify using a graphing calculator.y = 2x2 - 1, y = 2x2 + 4
A. The graph y = 2x2 + 4 is shifted vertically 5 units below y = 2x2 - 1. B. The graph y = 2x2 + 4 is shifted vertically 5 units above y = 2x2 - 1. C. The graph y = 2x2 + 4 is shifted horizontally 5 units to the left of y = 2x2 - 1. D. The graph y = 2x2 + 4 is shifted horizontally 5 units to the right of y = 2x2 - 1.
Simplify the expression.-|-20|
A. -20 B. 20 C. -1 D. 1
Solve the problem.A person puts $29 into a bank account on January 1, $34 on February 1, $39 on March 1, and so forth. How much has the person put into the bank account by December 30?
A. $504 B. $708 C. $1356 D. $678