Question

Solve (3x − 4y)2 − 25z2 using suitable identity.​

Answer 1

Answer:

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Step-by-step explanation:

(3x−4y) 2−25z 2

=(3x−4y) 2−(5z) 2

Using a2−b 2=(a+b)(a−b)

=(3x−4y+5z)(3x−4y−5z)