Question

(5a + 3b) (3a - 5b)​

Answer 1

Answer:

(5a+3b)(3a-5b)=5a*3a-5a*5b+3b*3a-3b*5b

=15a^2-25ab+9ab-15b^2

=15a^2-16ab-15b^2

Answer 2

Answer:

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Step-by-step explanation:

5a(3a-5b)+3b(3a-5b)

15a-25ab +9ab-15b

15a^2-16ab-15b^2