Simplify: (-2+3x)/(1+5x) If x^2=-1

aflacatn

aflacatn

Answered question

2021-08-11

Simplify:
2+3x1+5x
If x2=1

Answer & Explanation

Jayden-James Duffy

Jayden-James Duffy

Skilled2021-08-12Added 91 answers

2+3x1+5x
Multiply by (1-5x)
2+3x1+5x×15x15x=2+13x15x2125x2
Substitute x2=1:
2+13x15(1)125(1)=13+13x26
=12+12x

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