Question #0db4c Algebra Quadratic Equations and Functions Linear, Exponential, and Quadratic Models 1 Answer sankarankalyanam Oct 14, 2017 #color(red)(A=35)# Explanation: #2^2-1-9*2^2-2+1A=0# Rearranging the equation by combining the like terms : #(2^2-9*2^2)-1-2+1A=0# #2^2(1-9)-(1+2)+1A = 0# #4*(-8)-3+1A = 0 color(white)(aaa)#writing #2^2 ascolor(white)(a)4# #-32-3+A=0# as #**1A=A**# #A=32+3=35color(white)(aaa)# taking constant terms to R H S. Answer link Related questions What is the linear regression line? How do you determine if the following data set is linear or quadratic: (-4,10), (-3,7), (-2,4),... How do you know if the following data set is exponential: (0,120), (1, 180), (2, 270), (3, 405)? How do you use the graphing calculator to find the linear regression line? How do you find the best function that models: (-3, 14), (-2, 4), (-1, -2), (0, -4), (1, -2)? If the same amount is added to one dimensions and removed from the other, the resulting... A child care center has 440 feet of fencing to enclose two adjacent rectangular safe play areas.... How do you write the quadratic equation of the graph with the given points (-3, 4), (1,0), and (-1,-2)? A painter is making a rectangular canvas for her next painting. She wants the legnth of the... Is #f(x)= 3x^2# an exponential function? See all questions in Linear, Exponential, and Quadratic Models Impact of this question 1123 views around the world You can reuse this answer Creative Commons License