Math, asked by abrarsaiyed7860, 13 days ago

solve:- 7y=-3²- 4
7y = 3y ^{2}  - 4





Answers

Answered by RealSweetie
21

7y {}^{2}  = 3y {}^{2}  - 4 \\  = >  \: 7y {}^{2}  - 3y {}^{2}  = 4 \\  =  >  \: 4y {}^{2}  = 4 \\  =  >  \: y { }^{2}  =  \frac{4}{4}  = 1 \\  =  >  \: y  =  \sqrt{1}

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