SOLUTION: this is a fraction problem numorator is 4 denominator -2+sqrt7

SOLUTION: this is a fraction problem numorator is 4 denominator -2+sqrt7

Algebra.Com

Question 117269: this is a fraction problem
numorator is 4
denominator -2+sqrt7
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression

Multiply by the fraction by . Note is the conjugate of .

Combine the fractions

Foil the denominator

Cancel like terms

Multiply

Combine like terms

Distribute

Multiply
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