Question

Find the value of [(33.7)² - (15.3)²]^½ leaving your answer correct to 4 significant figures​

Answer 1

30.03

Explanation:

[(33.7)² - (15.3)²]^½

= [1135.69 - 234.09]^½

= [901.6]^½

= 30.02665483

= 30.03 (4sf)