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# Write the number of seconds in scientific notation.

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The standard form of the number 12345 is

NCERT - Exemplar MathematicsExpress the following numbers in standard form:

(i) 5, 00, 00, 000

(ii) 70, 00, 000

(iii) 3, 18, 65, 00, 000

(iv) 3, 90, 878

(v) 3, 9087.8

(vi) 3908.78

NCERT MathematicsState whether the given statements are True or False.

4 × 10^{5} + 3 × 10^{4} + 2 × 10^{3} + 1 × 10^{0} = 432010

State whether the given statements are True or False.

600060 = 6 × 10^{5} + 6 × 10^{2}

State whether the given statements are True or False.

8 × 10^{6} + 2 × 10^{4} + 5 × 10^{2} + 9 × 10^{0} = 8020509

State whether the given statements are True or False.

876543 = 8 × 10^{5} + 7 × 10^{4} + 6 × 10^{3} + 5 × 10^{2} + 4 × 10^{1} + 3 × 10^{0}

State whether the given statements are True or False.

In the standard form, a large number can be expressed as a decimal number between 0 and 1, multiplied by a power of 10.

NCERT - Exemplar MathematicsExpress the following numbers in standard form:

5, 83, 00, 00, 00, 000

NCERT - Exemplar MathematicsExpress the following in usual form:

(a) 8.01 × 10^{7}

(b) 1.75 × 10^{–3}