Factor completely.x2 + 9xy + 14y2
A. x(x + 9y + 14y2)
B. (x + 7y)(x - 2y)
C. (x + 7y)(x + 2y)
D. (x - 7y)(x - 2y)
Answer: C
Mathematics
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Find the union or intersection as indicated.Find A ? B if A = {x|x ? -2} and B = {x|x < 5}
A. {x|x ? -2} B. {x|-2 ? x < 5} C. ? D. {x|x < 5}
Mathematics
Factor completely. If the polynomial is prime, state this.a2 - 15a + 36
A. (a + 3)(a - 12) B. (a - 3)(a - 12) C. (a - 36)(a - 1) D. Prime
Mathematics
Graph.y = -3
A. 
B. 
C. 
D. 
Mathematics
Find the indicated limit or state that it does not exist.
A. 7 B. 14 C. 0 D. 1
Mathematics