Question

Using appropriate identities find the following products:
(1) (3x+4) (3x – 5)​

Answer 1

Answer:

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( x+a ) ( x+b ) = x² + (a+b)x + ab

Answer 2

Step-by-step explanation:

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

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

9(x)(x)-15x+12x-20

9(x)(x)-3x-20