Factor the polynomial completely. If a polynomial cannot be factored, state that it is irreducible.8x4 - 50x2
A. irreducible
B. 2(2x2 + 5)(2x2 - 5)
C. 2x2(2x + 5)(2x - 5)
D. 2x2(2x - 5)2
Answer: C
Mathematics
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Rewrite the fraction in simplest form.
A. 
B. 
C. 
D. 
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Solve the problem.A moving firm charges a flat fee of $45 plus $40 per hour. Let y be the cost in dollars of using the moving firm for x hours. Find the slope-intercept form of the equation.
A. y = 40x - 45 B. y = 45x - 40 C. y = 40x + 45 D. y = 45x + 40
Mathematics
Identify the vertex of the parabola.y = x2 - 14x + 50
A. (7, 1) B. (1, 7) C. (1, 0) D. (0, 7)
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3
A. log3(x - 7) + 3log3x B. log3(x - 7) - 3log3x C. log3(x - 7) -log3x D. 3log3x -log3(x - 7)
Mathematics