Question

use suitable identify to find the product of (3x+4)(3x-5)​

Answer 1

Answer:

$(3x + 4)(3x - 5)$

★ Identity-

(x + a)(x - b) = x² + x(a - b) - ab

$(3x) {}^{2} - 15x+12x - 20 \\ \\ 9x {}^{2} - 3x - 20$

Answer 2

HeRe Is Your Ans

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Identity =>

( X + A ) ( X - A ) = X² + X ( A - B ) - AB

(3X + 4) (3X - 5)

3X² + 3X × (4 - 5) - 20

3X² + 3X - 20

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