What is 5.5×104 multiplied by 2.2×10^−8 ? Write the answer in scientific notation.(1 point)

Question

Responses

1.21×10^−5
1.21 times 10 superscript negative 5 baseline

1.21×10^−4
1.21 times 10 superscript negative 4 baseline

1.21×10^−3
1.21 times 10 negative cubed

12.1×10^−4

Answer 1

The correct answer is 1.21×10^−4.

Answer 2

i ment, What is 5.5×10^4 multiplied by 2.2×10^−8 ? Write the answer in scientific notation.(1 point)
Responses

1.21×10^−5
1.21 times 10 superscript negative 5 baseline

1.21×10^−4
1.21 times 10 superscript negative 4 baseline

1.21×10^−3
1.21 times 10 negative cubed

12.1×10^−4

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Answer 3

The correct answer is 1.21×10^−3.

Answer 4

When multiplying two numbers in scientific notation, what operations do you use on the coefficients and the exponents of the powers of 10?(1 point)
Responses

Add the coefficients and multiply the exponents of the powers of 10.
Add the coefficients and multiply the exponents of the powers of 10.

Multiply the coefficients and multiply the exponents of the powers of 10.
Multiply the coefficients and multiply the exponents of the powers of 10.

Add the coefficients and add the exponents of the powers of 10.
Add the coefficients and add the exponents of the powers of 10.

Multiply the coefficients and add the exponents of the powers of 10.
Multiply the coefficients and add the exponents of the powers of 10.

Answer 5

To multiply two numbers in scientific notation, you multiply the coefficients and add the exponents of the powers of 10.
So, the correct response is: Multiply the coefficients and add the exponents of the powers of 10.