Math, asked by harshitsingh9890, 2 months ago

136/(21-C) +150/(21+ C )=14​

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Answered by Aryansahuop
1

Answer:

 \frac{136 + 150}{( {21}^{2} -  {c}^{2}  )}  = 14 \\  \\   = \frac{286}{(441 -  {c}^{2}) }  = 14 \\   \\  \\  =  286 = 14 \times (441 -  {c)}^{2}   \\  \\  =  \:  \:  \: 286 = 6174 - 14 {c}^{2}  \\  \\  = 6174 - 286 -  14{c}^{2}  \\  \\  = 5888 - 14 {c}^{2}

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