Question

using identity solved 1.63 × 1.63- 0.38×0.38​

Answer 1

Answer:

1. 1.63^2-0.38^2
2. (1.63+0.38)(1.63-0.38)
3. 2.01×1.25
4. 2.5125

Answer 2

Answer:

Step-by-step explanation:

1.63 x 0.38 - 1.63 x 0.38 = $1.63^{2}$ - $0.38^{2}$  [ 3rd identity (a + b)(a – b) = $a^{2} - b^{2}$ ]