Question

using identites and equalte 1.05 .9.5​

Answer 1

Solution:

It may be like this 10.5 × 9.5

/* (a+b)(a-b)=a²-b² */

Here ,

10.5 × 9.5

= (10+0.5)(10-0.5)

= 10² - (0.5)²

= 100 - 0.25

= 99.75

Or

= 99 3/4

••••

Answer 2

Answer:

Step-by-step explanation: