Which of the following sets of ordered pairs does not define a function? {(−14)} { ( − 1 , 4 ) , ( 0 , 4 ) , ( 1 , 4 ) , ( 2 , 4 ) , ( 3 , 4 ) } {(114)} { ( 1 , 2 ) , ( 5 , 6 ) , ( 6 , 7 ) , ( 10 , 11 ) , ( 13 , 14 ) } {(15)} { ( 1 , 1 ) , ( 2 , 2 ) , ( 3 , 3 ) , ( 4 , 4 ) , ( 5 , 5 ) } {(12)}

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!