Factor the polynomial completely using the grouping method.16x2 + 8x - 35
A. (4x - 5)(4x + 7)
B. prime
C. (4x + 5)(4x - 7)
D. (4x - 5)(x + 7)
Answer: A
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Solve the problem.A retail store buys 175 VCRs from a distributor at a cost of $235 each plus an overhead charge of $45 per order. The retail markup is 40% on the total price paid. Find the profit on the sale of one VCR.
A. $9410.00 B. $94.00 C. $93.90 D. $94.10
Factor the trinomial.27 + 6x - x2
A. (9 - x)(3 - x) B. (9 + x)(3 - x) C. (9 - x)(3 + x) D. (x + 9)(x - 3)
Decide whether the statement is true or false. If it is false, tell why.If k is a negative integer, then x2 = k will have two irrational solutions.
A. True B. False; the equation will have no real number solutions. C. False; the equation will have two rational solutions.
Find the axis of the graph of the function.f(x) = (x + 1)2 + 7
A. y = -1 B. x = 0 C. x = 1 D. x = -1