Factor the polynomial completely. If the polynomial cannot be factored, say it is prime.7x2 - 10x - 8
A. (7x + 4)(x - 2)
B. (7x + 2)(x - 4)
C. (7x - 4)(x + 2)
D. (7x - 2)(x + 4)
Answer: A
Mathematics
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A. -2x2 + 81 B. 4x2 + 81 C. -2x2 + 36x + 81 D. 4x2 + 36x + 81
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Find only the rational zeros.f(x) = x4 - 10x3 + 6x2 + 30x - 27
A. 9, -1 B. 9, 1 C. -9, 1 D. No rational zeros
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Find a general term for the geometric sequence.5, -15, . . .
A. an = -20n-1 + 5 B. an = 5 + 15n C. an = 5(-3)n-1 D. an = -20n + 25
Mathematics
Add. 
A. 21,540 B. 21,620 C. 21,640 D. 20,640
Mathematics