22 Jun Use the quadratic formula to solve the equation. x2 + 6x –
Use the quadratic formula to solve the equation. x2 + 6x – 5 = 0 (1point) A landscaper is designing a flower garden in the shape of a trapezoid. She wants the shorter base to be 3 yards greater than the height and the longer base to be 7 yards greater than the height. She wants the area to be 295 square yards. The situation is modeled by the equationh2 + 5h = 295. Use the quadratic formula to find the height that will give the desired area. Round to the nearest hundredth of a yard. (1point) What is the number of real solutions? 12×2 11x = 11 (1point) During a manufacturing process a metal part in a machine is exposed to varying temperature conditions. The manufacturer of the machine recommends that the temperature of the machine part remain below 141F. The temperature T in degrees Fahrenheit x minutes after the machine is put into operation is modeled by T = 0.005×2 + 0.45x + 125. Will the temperature of the part ever reach or exceed 141F? Use the discriminant of a quadratic equation to decide. (1point)
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