Concept explainers
Which of the following expressions are polynomials?
(a)
(c)
(e)
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Chapter P Solutions
College Algebra
- The polynomial 6x2+15xy gives the cost, in dollars, of producing a rectangular container whose top and bottom are squares with side x feet and sides of height y feet. Find the cost of producing a box with x=6 feet and y=4 feet.arrow_forwardUse the Factor Theorem to find the zeros of f(x)=x3+4x24x16 given that (x2) is a factor of the polynomial.arrow_forwardStopping Distance The number of feet it takes for a car traveling at x miles per hour to stop on dry, level concrete is given by the polynomial 0.06x2+1.1x . Find the stopping distance when x=40 mph .arrow_forward
- Stopping Distance The number of feet it takes for a car traveling at x miles per hour to stop on dry, level concrete is given by the polynomial 0.06x2+ 1. 1x. Find the stopping distance when x = 60 mph.arrow_forwardUse synthetic division to find the quotient and remainder when x416x2+5x+20 is divided by x+4 .arrow_forwardFind a third degree polynomial with real coefficient that has zeros of 5 and -2i such that f(1)=10.arrow_forward
- 21. Write the expression (x + 6)(x – 4) as a polynomial in standard form. A. x - 10x + 2 B. x + 10x – 24 C. x + 2x – 24 D. x + 10x – 10arrow_forwardSimplify the polynomial (3x² + 2xy + 5y²) - (-3x² – 2xy + 3y²) -9x² + xy + 8y² 2x² - 4xy-8y² 3x² + 8y² 4xy + 2y² 6x² + 4xy + 2y²arrow_forwardCan someone please help? Thank you.arrow_forward
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