Grade 12th pass9 grade maths
4. Find the square roots of the following numbers by the Prime Factorisation Method. x. 8100
4. Find the square roots of the following numbers by the Prime Factorisation Method. x. 8100
1 Answer
Harshit Singh
Dear Student
8100 = 2×2×3×3×3×3×5×5×1
⇒ 8100 = (2×2) ×(3×3)×(3×3)×(5×5) ⇒ 8100 = (2×3×3×5)×(2×3×3×5)
⇒ 8100 = 90×90
⇒ 8100 = (90)2
⇒√8100=90
Thanks
8100 = 2×2×3×3×3×3×5×5×1
⇒ 8100 = (2×2) ×(3×3)×(3×3)×(5×5) ⇒ 8100 = (2×3×3×5)×(2×3×3×5)
⇒ 8100 = 90×90
⇒ 8100 = (90)2
⇒√8100=90
Thanks
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