Question

W0100U Ulyn d is_-_Inequalities/poly-ineq-quad-nonmonic.pg Solve for : 5x2 - 3x - 850 • Type "int" and "-inf" for oo and -00, respectively. • Type the capital letter "U" to represent the union symbol U. The steps below are provided to assist you with the process of finding the correct solution, or you may skip to the bottom and enter your trala Identify roots a. 5x2 – 3x - 8 has root(s) at 2 - 30-8 will be non-zero b. Use interval notation to represent the separate intervals where 5x Test each interval Solve inequalities by interpreting your results You may receive full credit for this problem by giving the correct answer here. 5x2 – 3x -8 <0 on the interval(s): let the last part.

Answer 1

5x'-34-8 so 5x?+5% -87078 So 5x(4+1) - 8434+1) SO = (5x-8)(2+1) SO case ☺ 5x – 870 ) - * 2+! -0 => x=-1) 52-8 <0 ond 20+1 ro nage and are > x6 (-1,) 57-870, 7041 <0 ac-1 x = 0 a) 52?– 32-8 has roots at x = -1| 6) use interval notation to represent the Seperate intervals wherp 532-37-8 will be non zen su? 38-8CO -> K€ (-1,9) Honie 5x²_32- 860 on the internal [-1, ] = 1=-, , 46(1,)

5x'-34-8 so 5x?+5% -87078 So 5x(4+1) - 8434+1) SO = (5x-8)(2+1) SO case ☺ 5x – 870 ) - * 2+! -0 => x=-1) 52-8 <0 ond 20+1 ro nage and are > x6 (-1,) 57-870, 7041 <0 ac-1 x = 0 a) 52?– 32-8 has roots at x = -1| 6) use interval notation to represent the Seperate intervals wherp 532-37-8 will be non zen su? 38-8CO -> K€ (-1,9) Honie 5x²_32- 860 on the internal [-1, ] = 1=-, , 46(1,)