Factor the trinomial.x2 + 7x - 44
A. (x - 11)(x + 4)
B. (x + 11)(x - 4)
C. (x - 11)(x + 1)
D. (x - 11)(x - 4)
Answer: B
Mathematics
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What will be an ideal response?
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Factor.50x2 + 80x + 32
A. 2(25x2 + 40x + 16) B. 2(5x - 4)(5x + 4) C. 2(5x + 4)2 D. (10x + 8)(5x + 4)
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Find all numbers for which the rational expression is not defined.
A. c = 4 B. None C. c = -4 D. c = 0
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The letters r and ? represent polar coordinates. Write the equation using rectangular coordinates (x, y).r = 10 sin ?
A. x2 + y2 = 10x
B. 
= 10y
C. 
= 10x
D. x2 + y2 = 10y
Mathematics