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Add the polynomials: (-5 - 7x^2); (5 + 7x^3) * 0 - 14x15 O 10 + 14x^3 0 -7x^2 + 7x^3 OO

Add the polynomials: (-5 - 7x^2); (5 + 7x^3) * 0 - 14x15 O 10 + 14x^3 0 -7x^2 + 7x^3 OO
asked 102k views
1 vote
Add the polynomials: (-5 - 7x^2); (5 + 7x^3) *

0 - 14x15
O 10 + 14x^3
0 -7x^2 + 7x^3
OO

asked
User Jeyraof
by
8.3k points

1 Answer

5 votes

Answer:


- 7 {x}^(2) + 7 {x}^(3)

Explanation:


( - 5 - 7 {x}^(2) ) + (5 + 7 {x}^(3) ) \\ = - 5 - 7 {x}^(2) + 5 + 7 {x}^(3) \\ = - 7 {x}^(2) + 7 {x}^(3)

answered
User Phil H
by
7.8k points
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