WebIn a fractional exponent, the numerator is the power to which the number should be taken and the denominator is the root which should be taken. For example, 125 means "take 125 to the fourth power and take the cube root of the result" or "take the cube root of 125 and then take the result to the fourth power." Order does not matter when ... WebHow to Solve Fractions with Negative Exponents? Fractions with negative exponents can be solved by taking the reciprocal of the fraction. Then, find the value of the number by …
Negative indices - Laws of indices - Edexcel - BBC Bitesize
WebAnswer (1 of 3): Negative powers simply mean that you will be taking the inverse, so a fraction power raised to a negative power means the following will be done ... WebExamples of Finding the Reciprocal of a Fraction. Example 1: Find the reciprocal of the fraction below. Let’s turn the fraction {3 \over 7} 73 upside down to get its reciprocal. This gives us. Example 2: Find the reciprocal … spar shop sawston
Reciprocal of a Fraction ChiliMath
WebAs the power is a fraction and a negative number, we are going to simplify the base by looking at the denominator of the power first. As the denominator of the fraction is the nth root of the base number we can start to simplify the expression, 216^{-\frac{2}{3}}=(216^{\frac{1}{3}})^{-2}=(\sqrt[3]{216})^{-2}=6^{-2} . WebExample 1: fractional Indices where the numerator is 1. Simplify. a1 4 a 1 4. Use the denominator to find the root of the number or letter. 4√a a 4. 2 Raise the answer to the power of the numerator. In this case the … WebNegative fractional powers occurs when an expression has been powered by a negative fraction. Fractional power rules when applied would enable you easily solve fractional … spar shorley lane