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10 June, 03:31

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

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Answers (2)
  1. 10 June, 03:32
    0
    (6x2y+4xy2-2y3+6) + (x2y+3y3-5)

    a.)
  2. 10 June, 03:34
    0
    (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)
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