객관식
Perform the following calculation to the right number of sig figs:
[(1.7 × 106) ÷ (2.63 × 105)] + 6.96
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2. Measurement and Problem Solving
Significant Figures: In Calculations
객관식
Perform the following mathematical operations and express the result to the correct number of significant figures.
(6.404 × 2.91) / (18.7 – 17.1)
A
11.65
B
11.7
C
10
D
12
E
11.625
검증된 단계별 안내1
Identify the numbers involved in the operations: 6.404, 2.91, 18.7, and 17.1.
Perform the multiplication operation: multiply 6.404 by 2.91. Use MathML to represent this as .
Perform the subtraction operation: subtract 17.1 from 18.7. Use MathML to represent this as .
Divide the result of the multiplication by the result of the subtraction. Use MathML to represent this as .
Determine the number of significant figures for the final result based on the original numbers: the multiplication and division should be rounded to the least number of significant figures from the numbers involved in the operations.
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