Question

Evaluate: (75)² - (74)²​

Answer 1

Answer:

(75 +74)(75-74)

149×1

149

Answer 2

Answer:

It is in Form of:-

$\sf a{}^{2}-b{}^{2}$

$\sf (a+b)(a-b)$

So $\sf (75){}^{2} -(74){}^{2}$

$\sf (75+74)(75-74)$

$\sf 149×1$

=>149