Question

find HCF of 450,990,1620.​

Answer 1

Answer:

HCF is 90

Step-by-step explanation:

HCF of 450, 990 and 1620.

450 = 2 x 3 x 3 x 5 x 5 = 2 x 32 x 52

990 = 2 x 3 x 3 x 5 x 11 = 2 x 32 x 5 x 11

1620 = 2 x 2 x 3 x 3 x 3 x 3 x 5 = 22 x 34 x 5

Therefore, HCF (450, 990, 1620) = 2 x 3 x 3 x 5 = 90

Answer 2

Answer:

the numbers are 450, 990, 1620

450= 2×3×3×5×5

990=2×5×3×3×11

1620=2×2×3×3×3×3×5

so the HCF= 2×3×3×5= 90