Asked by Lizzy

√162+11√243-7√128+√192

a.)√2 +17√3
b.)-47√2+107√3

11 years ago

Answered by Steve

√162+11√243-7√128+√192
= √81√2 + 11√81√3 - 7√64√2 + √64√3
= 9√2 + 99√3 - 56√2 + 8√3
= -47√2 + 107√3

Looks like (b) to me

11 years ago

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