Q. 115.0( 5 Votes )

# By what number should be multiplied so that the product may be?

Answer :

Let the number shlould be multiplied by

According to the question:

=

[Using ^{-n} = ]

[Using ]

Therefore should be multiplied by

Rate this question :

If x = , find the value of x^{-1}.

Find x, if

(i)

(ii)

(iii)

(iv)

(v)

(vi)

RD Sharma - MathematicsExpress the following numbers in standard form:

(i) 6020000000000000

(ii) 0.00000000000942

(iii) 0.00000000085

(iv)

(v)

(vi) 0.00072984

(vii) 0.000437

(viii)

RD Sharma - MathematicsState whether the given statements are true (T)or false (F).

329.25 = 3 × 10^{2} + 2 × 101 + 9 × 10^{0} + 2 × 10^{–1} + 5 × 10^{–2}

Find the value of n.

NCERT - Mathematics Exemplar

The paper clip below has the indicated length. What is the length in standard form.

NCERT - Mathematics Exemplar

There are 864,00 seconds in a day. How many days long is a second?

Express your answer in scientific notation.

NCERT - Mathematics ExemplarFind the value of n.

NCERT - Mathematics Exemplar

Solve:

Find x so that

NCERT - Mathematics Exemplar