Question Simplify the expression −5∘f Evaluate 75∘f−80∘fCollect like terms by calculating the sum or difference of their coefficients (75∘−80∘)fSolution −5∘f Show Solution Find the roots f=0 Evaluate 75∘f−80∘fTo find the roots of the expression,set the expression equal to 0 75∘f−80∘f=0Subtract the terms More Steps Simplify 75∘f−80∘fCollect like terms by calculating the sum or difference of their coefficients (75∘−80∘)fSubtract the numbers −5∘f −5∘f=0Change the signs on both sides of the equation 5∘f=0Solution f=0 Show Solution