Question

using the identities solve
(6p-7q)(6p-7q)​

Answer 1

SoluTion:-

$→\;{\sf{(6p-7q)(6p-7q)}}$

$→\;{\sf{(6p-7q)²}}$

• (a-b)² = a²+b²+2ab

$→\;{\sf{(6p)²+(7q)²-2(6p)(7q)}}$

$→\;\red{\bf{36p²+49q²-84pq}}$

$\Large{✓}$

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