List the like terms of the expression.-9pq + 5pq2 - 7p2q - 2pq
A. There are no like terms
B. -9pq and - 2pq are like terms
5pq2 and - 7p2q are like terms
C. -9pq, 5pq2, - 7p2q, - 2pq are like terms
D. -9pq and - 2pq are like terms
Answer: D
Mathematics
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Collect like terms and write in descending order.-4x9y10 + 6x9y10 - 5x9y10 + 8x9y10 + 8x9y10
A. 21x9y10 B. Can't be simplified C. 13x9y10 D. -3x9y10
Mathematics
Graph the function using a solid line and its inverse using a dashed line on the same set of axes.f(x) = 
x + 3
A. 
B. 
C. 
D. 
Mathematics
Find the product. 
? 
A. m2n
B. - 
C. - 
D. - 
Mathematics
Simplify the expression.
A. 4x2
B. 
C. 2x4
D. 2x2
Mathematics