Question

1.05 ×9.5 solve by using properties

from chap algebric expressions and identities class 8

plz tell by each step

Answer 1

1.05×0.95×10
(1+0.05)×(1-0.05)×10
(1^2-0.05^2)×10
(1-0.0025)×10
0.9975×10
9.975

Answer 2

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→1.05×9.5

→1.05 × 0.95 × 10

→(1 + 0.05)× (1− 0.05) × 10

→[(1)²  − (0.05)²] × 10

 [1 − 0.0025] × 10

→ 0.9975 × 10

→9.975.
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Hope it gives you satisfaction!!