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Value of 130¹ in exponential notation |
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Answer» Answer: The purpose of scientific notation is for scientists to write very large, or very small, numbers with ease. Calculating scientific notation for a positive integer is simple, as it always FOLLOWS this notation: a x 10b Follow the steps below to see how 130 is written in scientific notation. Step 1 To find a, take the number and move a decimal place to the right one position. Original Number: 130 New Number: 1.30 Step 2 Now, to find b, count how many places to the right of the decimal. New Number: 1 . 3 0 Decimal Count: 1 2 There are 2 places to the right of the decimal place. Step 3 Building upon what we know above, we can now reconstruct the number into scientific notation. Remember, the notation is: a x 10b a = 1.3 (Please notice any ZEROES on the end have been REMOVED) b = 2 Now the WHOLE thing: 1.3 x 102 Step 4 Check your work: 102 = 100 x 1.3 = 130 i think it will hel you brother |
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