3 years ago

Simplify the Following: a. (8 + √5) (8 - √5) b. (10 + √3) (6 + √2)

1 answer:

8 0

$(8 + \sqrt{5} )(8 - \sqrt{5} ) \\ 16 - 5 \\ =11$

$(10 + \sqrt{3} )(6 + \sqrt{2} ) \\ =60 + 6 \sqrt{3} + 10 \sqrt{2} + \sqrt{6}$

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