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(Solved): (a) Subtract: \( 7.987 \mathrm{~m}-0.54 \mathrm{~m} \) (solve this problem and round your answer us ...
(a) Subtract: \( 7.987 \mathrm{~m}-0.54 \mathrm{~m} \) (solve this problem and round your answer using significant figures rules). (b) \( 15.34 \mathrm{ft} \times 2.3 \mathrm{ft} \) (solve this problem and report the answer to the correct number of significant figures).
Expert Answer
(a) Given number 7.987 has 4 significant figures. Similarly, 0.54 has 2 significa