Question

find this with algebric formula
(3x)² - 5²​

Answer 1

Answer:

9x2+−25

Step-by-step explanation:

Let's simplify step-by-step.

(3x)2−52

=9x2+−25

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Answer 2

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$\bf{(3x²-5²)}</p><p>$

Identity:-a²-b²=(a-b)(a+b)

Here, a=3x² and b=5²

Using identity,

3x²-5²=(3x²-5²)(3x²+5²)

=>(9x-25)(9x+25)

=>9x⁴-625

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