15.) The following sequence is arithmetic. Tell what the difference is. 10,14,18,22, ......... d= 16) The following sequence is geometric Tell what the ratio is 5, 15, 45, 135, ....... r= 17.) Convert the follow percent to a decimal 4% = _ 18.) Identify the following: 0, 1, 0.7 'll.) Identify the slope and the y-intercept of the following: = -2x + 30 Slope: y-intercept:_ '12.) What is the y-intercept of the following: 1'(X)=2(4)x y-intercept:_______ 13.) What value identifies the equation as growth? _ fix)=2()x 14_) What value identifies the equation as a growth? _ 1 f(X)=-(4)" 4