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9 (5p)²-(3q)² => (5p-3q)(5p+3q)
10 2b( 8a²-32b²) => 2b( (2√2a)²-(4√4b)²
=> 2b( 2√2a-4√4b)(2√2a+4√4b)
10 2b( 8a²-32b²) => 2b( (2√2a)²-(4√4b)²
=> 2b( 2√2a-4√4b)(2√2a+4√4b)
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