Math, asked by tamangshivam72, 8 months ago

Evaluate: -7a²+9a².

Answers

Answered by iitsnikhil

1

Answer:

a^2(-7+9)

a^2(2)

2a^2

Answered by mahiagrawal577

0

Answer:

The answer is 2a²

Step-by-step explanation:

-7a²+9a²

=a²(-7+9)

=a² x 2

=2a²

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