## Question

`Write 230,000,000,000 in scientific notation.`

`Write 230,000,000,000 in scientific notation.`

A. 2.3 × 10^{10}

B. 2.3 × 10^{09}

C. 2.3 × 10^{11}

D. 2.3 × 10^{12}

**Answer: C. 2.3 × 10**^{11}

^{11}

**Solution:**

Write the given number in the form

a × 10n ,

where a is a real number such that 1 ≤ |a| < 10 and n is an integer.

230,000,000,000 = 2.3 × 100,000,000,000

**= 2.3 × 10 ^{11}**

Hence, the answer **2.3 × 10 ^{11}.**