Question

Use the identity and find the value: (3x + 4)(3x - 5).​

Answer 1

Answer:

• => 9x²- 3x- 20

Step-by-step explanation:

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

=> (3x)²+ 3x (4 -5)- (4×5)

=> 9x²+ 3x (-1)- (20)

=> 9x²- 3x- 20

$hope \: it \: helps$

Answer 2

Answer:

=> 9x²- 3x- 20

Step-by-step explanation:

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

=> (3x)²+ 3x (4 -5)- (4×5)

=> 9x²+ 3x (-1)- (20)

=> 9x²- 3x- 20

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