Question

1.8 ×2.2 which identity will use to
evaluate

Answer 1

✌Heya mate here is the answer

Answer:

1.8×2.2 = (2.0-0.2 ) (2.0+0.2)

Step-by-step explanation:

(a+b) (a-b) = a² - b² is use here ...

= (2.0)² -(0.2)²

= 4 - 0.04

=> 3.96

Hope it will help You ✌

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@ be brainly ☺

Answer 2

Answer:

1.8×2.2= (2.0-0.2)(2.0+0.2)

hope it helps you