3. a) Plot Equation (1 and Equation (2 on the axes provided by finding suitable coordinates. You must complete both tables and provide two sample calculations per equation for full marks. 1 y=-x2 - 2x + 10 2 y= ,x-1 (4 marks) X y X y 4 5 2 2 - 2 - 4 3 - 5 - 4 -7 - 2 LO - 6 -10 - 3 7 - 4 2 - 5 - 5 Calculations Calculations - 12- 2 (0)+ 10= 7 3 ( 4 ) - 1 : 5 - (2 ) - 2 ( 2) + 10 = 2 - (2) - 2(-2)+ 10 = 10 2 ( 2 ) . 1 = - 4 2 (4) -1 = -7 N Page 5 of 10 STUDENT ID: (BUSINESS) 15 5 -6 X -5 -3 --2 2 w .5 -10 -15 -20 b) Use the graph to estimate the simultaneous solution(s). Indicate the location of the (1 mark) solution(s) on the graph and state your solution(s) below. (- 4.5, 0 ) (- 2.5,0 ) c) Verify your estimated x-coordinate solutions by finding the simultaneous solutions (2 marks) for equations 1 and 2 using the Substitution Method