Question Factor the expression 51(345−2πf) Evaluate 69−72∘fSolution 51(345−2πf) Show Solution Find the roots f=2π345Alternative Form f≈3146.022752∘Alternative Form f≈54.908455 Evaluate 69−72∘fTo find the roots of the expression,set the expression equal to 0 69−72∘f=0Move the constant to the right-hand side and change its sign −72∘f=0−69Removing 0 doesn't change the value,so remove it from the expression −72∘f=−69Change the signs on both sides of the equation 72∘f=69Divide both sides 72∘72∘f=72∘69Divide the numbers f=72∘69Solution More Steps Evaluate 72∘69Rewrite the angle More Steps Evaluate 72∘Convert into radian measure,multiply by 180∘π 72∘×180∘πCalculate 52π 52π69Rewrite the expression 69×2π5To multiply the fractions,multiply the numerators and denominators separately 2π69×5Multiply the numbers 2π345 f=2π345Alternative Form f≈3146.022752∘Alternative Form f≈54.908455 Show Solution