Question

(9.5)² - (0.5)² is equal to ​

Answer 1

please follow it correct answer

Answer 2

here we can use formula a² - b² = (a+b) (a-b)

(9.5)² - (0.5)² = (9.5+0.5) (9.5-0.5)

= 10 × 9

= 90

Thank You !