Please solve this question. There are 20 points for this answer
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Answers
Answered by
2
- Perform the following calculation and round of the numbers to two digit.
For Question 1.
After rounding, we get,
For Question 2.
After rounding, we get,
For Question 3.
Answered by
0
Answer:
=0.3×10
−24
For Question 2.
\frac{33}{9.0 \times {10}^{ - 4} }
9.0×10
−4
33
= 3.66 \times {10}^{4}=3.66×10
4
After rounding, we get,
= 3.7 \times {10}^{4}=3.7×10
4
For Question 3.
\frac{1.4 \times {10}^{9} }{(2.77 \times {10}^{3}) \times (3.76 \times {10}^{5} )}
(2.77×10
3
)×(3.76×10
5
)
1.4×10
9
= 0.14 \times {10}^{9 - 3 - 5}=0.14×10
9−3−5
= 0.14 \times {10}=0.14×10
= 1.4=1.4
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