Question

9.25 the whole square.find the squares of given numbers (without direct squaring ) in step by step ​

Answer 1

Answer:

85.5625

Step-by-step explanation:

firstly let's write 9.25 into 9+0.25

By (a+b)²=a²+b²+2ab theorem

(9+0.25)²

9²+0.25²+2×9×0.25

81+0.0625+4.5

81+4.5625

85.5625