Math, asked by labonilabu958, 5 months ago

(7x-3) aur(7x+5) iski ganfal kitna hai ​

Answers

Answered by TheUnknownLily
77

\bold\green {✓ \:verified \:answer}

\implies( 7x\:-\:3 )  ( 7x\:+\:5 ) \\ \implies { 7x \: +\:(-3) } ( 7x\:+\:5 ) \\ \implies(7x)²\:+\:[{ (-3)\:+\:5 }] \:7x\:+\:{ (-3) \times 5} \\ \implies 49x²\:14x\:-15

Answered by Anonymous
27

Answer:

 \bold\green {✓ \:verified \:answer}

 \begin{gathered}\implies( 7x\:-\:3 ) ( 7x\:+\:5 ) \\ \implies { 7x \: +\:(-3) } ( 7x\:+\:5 ) \\ \implies(7x)²\:+\:[{ (-3)\:+\:5 }] \:7x\:+\:{ (-3) \times 5} \\ \implies 49x²\:14x\:-15\end{gathered}

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