Question

2.9 × 107 is the same as

a) 2.9 thousand
b) 29 thousand
c) 290 thousand
d) 2.9 million
e) 29 million

Answer 1

The value of 2.9 × 10^7 is 29 million. It is 2.9 multiplied by ten to the power of seven, resulting in 29,000,000.

Step-by-step explanation:

Understanding Scientific Notation

When a number is expressed in scientific notation, it must have one nonzero digit to the left of the decimal point. The notation also includes a power of ten. The question asks to identify the value of 2.9 × 107. This can be thought of as 2.9 multiplied by ten, seven times. Therefore, the number is 29 million because:

2.9 × 107 = 2.9 × 10,000,000 = 29,000,000.

Looking at the options provided, the answer that represents the same value as 2.9 × 107 is d) 2.9 million.