Question

By which least number 180 should be multiplied to be get a perfect square full explanation

Answer 1

Answer:

5

Step-by-step explanation:

p.f. of 180 =2 x 2 x 3 x 3 x 5

hence 2 and 3 are got paired so the needed no. is 5

Answer 2

Answer:

5

Step-by-step explanation:

180 = 2×2×5×3×3

⇒2²×3²×5

therefore in order to make a perfect square we multiply 5 on lhs and rhs,

180×5=2²×3²×5²

⇒900=(2×3×5)²

√900=2×3×5

30=30

therefore we must multiply 180 by 5 to make a perfect square.