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Dmitry [639]
3 years ago
13

Please answer the question attached i am sooooooo stuck thank you loads

Mathematics
2 answers:
asambeis [7]3 years ago
8 0

a) multiply the leading numbers and add the exponents, then convert into scientific notation.

(7 x 3) x 10⁵⁺²

= 21 x 10⁷

= 2.1 x 10⁸

Answer: D

b) divide the leading numbers and subtract the exponents, then convert into scientific notation.

(2 ÷ 4) x 10⁵⁻²

= 0.5 x 10³

= 5.0 x 10²

Answer: B

ioda3 years ago
3 0
The answer for A is D and the answer for B is B.
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