Question Factor the expression 52(170−180∘f) Evaluate 68−72∘fSolution 52(170−180∘f) Show Solution Find the roots f=π170Alternative Form f≈3100.428219∘Alternative Form f≈54.112681 Evaluate 68−72∘fTo find the roots of the expression,set the expression equal to 0 68−72∘f=0Move the constant to the right-hand side and change its sign −72∘f=0−68Removing 0 doesn't change the value,so remove it from the expression −72∘f=−68Change the signs on both sides of the equation 72∘f=68Divide both sides 72∘72∘f=72∘68Divide the numbers f=72∘68Solution More Steps Evaluate 72∘68Rewrite the angle More Steps Evaluate 72∘Convert into radian measure,multiply by 180∘π 72∘×180∘πCalculate 52π 52π68Rewrite the expression 68×2π5Reduce the numbers 34×π5Multiply the numbers π34×5Multiply the numbers π170 f=π170Alternative Form f≈3100.428219∘Alternative Form f≈54.112681 Show Solution