Question

Write as a number in standard notation: 9 x 10^7
A. 90,000,000
B. 9,000,000
C. 900,000
D. 90,000

Answer 1

it A because 9 × 10,000,000=90,000,000

Answer 2

the standard notation :
9 x 10^7 = 90,000,000

the correct answer is : A.

hope this help