It will always be better to calculate one place of decimals more than are required by the question.

Find the positive root of the equation eˣ – 3x = 0, correct to 3 places of decimals.

In consequence of the need of Tables of Jₙ (x) with fairly large values of n and x for Astronomical purposes, Hansen constructed a Table of J₀ (x) and Jᵢ (x) to six places of decimals with a range from x = 0 to x = 10.0 with interval 0.1.

To round a decimal correct to one place of decimals (1 d.p.) you look at the second place of decimals.

Use Newton Raphson method to find the values of (i) VT2 and (ii) —, correct to four places of decimals.

In the application of Simpson's rule, when the number of places of decimals to which the answer is required, is not mentioned, it is usual to calculate the answer correct to three places of decimals.

Place of decimals

Meaning

Noun