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Express the number 45000 in exponential notation to show four significant figure. |
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Answer» m "significant figures" refers to the important numbers in "SINGLE digits" ("0 through 9") in the expression coefficient in scientific notation. The "number of significant figures" present in an expression shows the "confidence or accuracy" with which an "engineer or scientist" defines a "quantity". The following three rules are used to determine the number of significant numbers in a number: Non-zero numbers are always significant Any ZEROS between two significant numbers are significant. A "final zero or TRAILING zeros" present only in the "decimal portion" are important. EXAMPLES: 0.900 or 0.928000, the zeros are significant. The given number: 45000 The exponential notation to show four significant figure is |
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