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(d^2+6d+9)+(d^3+6d+9)
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3 votes
(d^2+6d+9)+(d^3+6d+9)

User Krispet Krispet
by
8.3k points

1 Answer

6 votes

Answer:

= d^3 + d^2 + 12d + 18

Explanation:

(d^2 + 6d + 9) + (d^3 + 6d + 9)

= d^2 + 6d + 9 + d^3 + 6d + 9

= d^3 + d^2 + 6d + 6d + 9 + 9

= d^3 + d^2 + 12d + 18

User Ross Lewis
by
7.5k points
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