Question: No multiple choice on the last 4 problems. 22. Simplify 5l+63i4 23. Use the quadratic formula to solve: 5x2+12x+7=0 9. What is the value of

No multiple choice on the last 4 problems. 22. Simplify 5l+63i4 23. Use the quadratic formula to solve: 5x2+12x+7=0 9. What is the value of y in the solution to the system of equations below? 24.39 2x + 2y -z = 8 3x - Zy+ 3z =2 (2x + 4y - z - 12 A. 2 B. - 2 C.O D. 4 10. Solve the system: 20 30 y = x3 - 6x - 3 ly= =2x - 6 A. Only (1, -8) B. Both (1, -8) and (3, -12) C. Only (3, -12) D. No solution 11. An Olympic diver leaps off a 24-meter platform into a pool below. The quadratic function h(t) - -3t2 +6t + 24 models the height, h, (above the water) of this diver, t seconds after the leap, until the diver reaches the water. What is a reasonable domain and range for this function? 2An Height During Dive A. Domain: [0,27] Range: [0.4] B. Domain: [0,4] Range: [0,24] C. Domain: [0,4] Height (19) Range: [0,24] D. Domain: [0,4] Range: [0,27] 3 9 10 Time (s)

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