Question

so im doing makeup work for school Which number is scientific notation?

a. 3 x 100^2

b. 23.4 x 10^2

c. 9 x 10 ^-1

d. 7 + 10^8

Answer 1

Answer:

A

Step-by-step explanation:

shouldnt have a decimal, negative exponent or addition

Answer 2

Answer:

the answer is B. 23.4 x 10^2

23.4 x 10^2 = 23400.

scenes your power is 10 and your exponent is 2 you will move the decimal two times and in scientific notation it will look like answer B

hope this helps