Combine like terms.15xy2 + 11xy + 15xy2
A. 26xy2 + 15xy
B. 30xy4 + 11xy
C. 30xy2 + 11xy
D. 30x2y4 + 11xy
Answer: C
Mathematics
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Factor completely. If the polynomial is prime, so state.x2 + 2xy - 24y2
A. (x + 6y)(x - 4y) B. (x - 6y)(x + y) C. (x - y)(x + 4y) D. (x - 6y)(x + 4y)
Mathematics
Write a differential formula that estimates the given change in volume or surface area.The change in the surface area S = 4?r2 of a sphere when the radius changes from r0 to r0 + dx
A. dS = 8?r0 dr B. dS = 4?r0 dr C. dS = 2?r0 dr D. dS = 4?r02 dr
Mathematics
Locate the fraction on the number line.
, - 
A.
-  |  |
B.
-  |  |
C.
-  |  |
D.
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Mathematics
Find the product.-11(18)
A. -187 B. -216 C. 187 D. -198
Mathematics