Factor completely. If the polynomial cannot be factored, write "prime."x2 + 8x - 20
A. (x - 10)(x + 2)
B. (x + 10)(x - 2)
C. (x - 10)(x + 1)
D. Prime
Answer: B
Mathematics
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Round the number as requested.43,245 to the nearest ten
A. 43,350 B. 43,240 C. 43,260 D. 43,250
Mathematics
Write an inequality involving the variable x that describes the set of numbers graphed.
A. -2 < x < 2 B. -2 ? x ? 2 C. -2 < x ? 2 D. -2 ? x < 2
Mathematics
Convert to fraction notation.2
A. 
B. 
C. 
D. 
Mathematics
Graph the polar equation.r = 
Identify the directrix and vertex. 
A. directrix: 2 unit(s) below
the pole at y = -2
vertex: 
B. directrix: 2 unit(s) to the left of
the pole at x = -2
vertex: 
C. directrix: 2 unit(s) above
the pole at y = 2
vertex: 
D. directrix: 2 unit(s) to the right of
the pole at x = 2
vertex: 
Mathematics