Q106 of 196 Page 249

Write 39,00,00,000 in the standard form.

39,00,00,000 can be written as


39,00,00,000 = 39 × 10 × 10 × 10 × 10 × 10 × 10 × 10


= 39 × 107


= 3.9 × 101 × 107


Using the law of exponent,


⇒ 39,00,00,000 = 3.9 × 108


∴ The standard form of 39,00,00,000 is 3.9 × 108


More from this chapter

All 196 →
104

Find the multiplicative inverse of (–7)–2 ÷ (90)–1.

 105

If 53x–1 ÷ 25 = 125, find the value of x.

 107

Write 0.000005678 in the standard form.

 108

Express the product of 3.2 × 106 and 4.1 × 10–1 in the standard form.