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Hello, Can someone please help me with this math problem? thanks!

Hello, Can someone please help me with this math problem? thanks!
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1 vote
Hello, Can someone please help me with this math problem? thanks!

Hello, Can someone please help me with this math problem? thanks!-example-1
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User Harunurhan
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1 Answer

3 votes
I believe it's A) because the conjugate of any number is basically inverted signs when multiplying a binomial, so [-2 - √b][-2 + √b]. It's A).
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User Leo Ribeiro
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