document.write( "Question 74173: how do i find the squares?\r
\n" ); document.write( "\n" ); document.write( "(7p+6q)^2\r
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Algebra.Com's Answer #53196 by uma(370)\"\" \"About 
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(7p+6q)^2\r
\n" ); document.write( "\n" ); document.write( "Method 1: Using formula\r
\n" ); document.write( "\n" ); document.write( "(a+b)^2 = a^2+2ab+b^2
\n" ); document.write( "(7p+6q)^2 = (7p)^2+2(7p)(6q)+(6q)^2\r
\n" ); document.write( "\n" ); document.write( " = 49p^2 + 84pq + 36q^2\r
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\n" ); document.write( "\n" ); document.write( "Method 2: By multiplying\r
\n" ); document.write( "\n" ); document.write( "(7p+6q)^2 = (7p+6q)(7p+6q)\r
\n" ); document.write( "\n" ); document.write( " = 7p(7p) + 7p(6q) + 6q(7p) +(6q)(6q)\r
\n" ); document.write( "\n" ); document.write( " = 49p^2 + 42pq + 42pq + 36q^2\r
\n" ); document.write( "\n" ); document.write( " = 49p^2 + 84pq + 36q^2\r
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\n" ); document.write( "\n" ); document.write( "Good Luck!!!\r
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