Question

Question 1 (x) Without actually performing the long division, state whether77210 will have a terminating decimal expansion or a non-terminating repeating decimal expansion.

Open in App
Solution

77210 Simplify it by dividing numerator and denominator by 7 to get 1130. On factorising the denominator, we get; 30=2×3×5 The denominator is not in the form of 2m×5n. Hence, the decimal expansion of 77210 is non terminating.

Suggest Corrections
5