How do you solve #8r-r^2>=15#? Precalculus Solving Rational Inequalities Polynomial Inequalities 1 Answer sahar del Jun 22, 2018 #rin[3,5]# Explanation: #8r-r^2-15>=0# #-r^2+8r-15>=0# #-r+5r+3r-15>=0# #-r*(r-5)+3(r-5)>=0# #(-r+3)*(r-5)>=0# Answer link Related questions What are common mistakes students make when solving polynomial inequalities? How do I solve a polynomial inequality? How do I solve the polynomial inequality #-2(m-3)<5(m+1)-12#? How do I solve the polynomial inequality #-6<=2(x-5)<7#? How do I solve the polynomial inequality #1<2x+3<11#? How do I solve the polynomial inequality #-12<-2(x+1)<=18#? How do you solve the inequality #6x^2-5x>6#? How do you solve #x^2 - 4x - 21<=0# A) [-3, 7] B) (-∞, -3] C) (-∞, -3] [7, ∞) D) [7, ∞)? How do you solve quadratic inequality, graph, and write in interval notation #x^2 - 8x + 15 >0#? How do you solve #-x^2 - x + 6 < 0#? See all questions in Polynomial Inequalities Impact of this question 1609 views around the world You can reuse this answer Creative Commons License