Question

find the product of (2x+3)and(2x-5) using sutable identity​

Answer 1

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Answer 2

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✪QUESTION✪:-

find the product of (2x+3)and(2x-5) using sutable identity

✪ANSWER✪:-

IDENTITY USED :

(2x+3)(2x-5)

$\boxed{\sf{(x+a) (x+b) = x² + (a+b)x +ab}}$

here ,

• x = 2x
• a = 3
• b = -5

⇰(2x+3)(2x-5)

⇰(2x)² + (3-5)(2x) + (3)(-5)

⇰4x² + (-2)(2x) -15

⇰4x² -4x -15

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