(4p+5q)²+8(4p+5q)+16
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Step-by-step explanation:
(4p + 5q ) ^2 + 8 ( 4p + 5q ) + 16
(4p + 5q ) ^2 + (4 + 4 ) ( 4p + 5q ) + 16
(4p + 8q ) ^2 + 4 ( 4p + 5q ) + 4(4p + 5q ) + 16
(4p + 5q ) ( 4p + 5q + 4) 4 ( 4p + 5q + 4 )
( 4p + 5q + 4 ) ( 4p + 5q + 4 )
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