SOLUTION: Find each of the following products. a(a + 5)(a - 5) Please help me. Thank you.

SOLUTION: Find each of the following products. a(a + 5)(a - 5) Please help me. Thank you.

Algebra.Com

Question 27666: Find each of the following products.
a(a + 5)(a - 5)
Please help me.
Thank you.
Answer by sdmmadam@yahoo.com(530) (Show Source): You can put this solution on YOUR website!
Find a(a + 5)(a - 5)
a(a + 5)(a - 5)
= a[(a)^2-(5)^2] using the formula (x+y)(x-y) = x^2-y^2
= a(a^2-25)
= (a)(a^2)-(a)X25
= a^3-25a

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