Factors of 15pq + 15 + 9q + 25p is (a) (5p + 3)(3q + 5) (b) (5p + 3)(q + 5) (c) (p + 3)(3q + 5) (d) none of these
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Step-by-step explanation:
15pq + 15 + 9q + 25 p
= 15 pq + 25p + 9q + 15
= 5p(3q + 5) + 3(3q + 5)
= (5p +3)(3q + 5)
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