Math, asked by parikshitsingh97, 3 months ago

Find the product using suitable identities
(3x – 4) (3x + 4)

Answers

Answered by Kayash81

1

Answer:

9x² −3x−20

Step-by-step explanation:

Suitable identity is (x+a)(x+b) = x² +(a+b)x+ab

(3x+4)(3x−5)=(3x)² +(+4−5)3x+(4×−5)

9x² +(−1)3x+(−20)

9x² −3x−20

Answered by shivam5453

2

(3x)² - (4)²

=(9x - 16)²

mark me as brainliest answer please

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