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Use the identity (x + a) (x + b) = x2 + (a + b) x + ab to find the following products. (2x + 5y) (2x + 3y)

Use the identity (x + a) (x + b) = x2 + (a + b) x + ab to find the following products.
 (2x + 5y) (2x + 3y)

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

(2x + 5y) (2x + 3y)
= 4x^2+ (5y + 3y)2x + 15y^2
= 4x^2+ 16xy + 15y^2

Thanks

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