Question Factor the expression 21(1−26f) Evaluate 21−13fSolution 21(1−26f) Show Solution Find the roots f=261Alternative Form f=0.03˙84615˙ Evaluate 21−13fTo find the roots of the expression,set the expression equal to 0 21−13f=0Move the constant to the right-hand side and change its sign −13f=0−21Removing 0 doesn't change the value,so remove it from the expression −13f=−21Change the signs on both sides of the equation 13f=21Multiply by the reciprocal 13f×131=21×131Multiply f=21×131Solution More Steps Evaluate 21×131To multiply the fractions,multiply the numerators and denominators separately 2×131Multiply the numbers 261 f=261Alternative Form f=0.03˙84615˙ Show Solution
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