asked 134k views
0 votes
Find the sum.

(6x2y + 4xy2 − 2y3 + 6) + (x2y + 3y3 − 5)


7x2y + 4xy2 + y3 + 1
7x2y + 4xy2 + y3 − 11
6x2y + 4xy2 + y3 + 1
6x2y + 4xy2 + 5y3 + 1
these are my options

2 Answers

3 votes
(6x2y+4xy2-2y3+6)+(x2y+3y3-5)

a.)

6 votes
(6x2y + 4xy2 − 2y3 + 6) + (x2y + 3y3 − 5)
=6x2y + 4xy2 − 2y3 + 6 + x2y + 3y3 − 5
= 7
x2y + 4xy2 + y^3 +1

answer a. 7x2y + 4xy2 + y3 + 1 (first choice)
answered
User Chiara Hsieh
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