Math, asked by sbshaikh969, 8 months ago

solve the following quadratic equation by factorisation method 9x2-16=0

Answers

Answered by gargi357

7

Step-by-step explanation:

Use factorization formula : a^2 - b^2 = (a+b) (a-b)

Attachments:

Answered by Mounikamaddula

2

Answer:9x²-16=0

It can be written as (3x)²-4²=0

Now (a+b)(a-b)=a²-b²

Use this identity,

(3x+4)(3x-4)=0

X=4/3,-4/3

Step-by-step explanation:

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