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The valley highschool student counsil is sponsoring a dance. They anticipate that 500 students will attend. The ticket price is \$3.00, and they estimate that for every \$0.20 increase in ticket price,...

The formula d=.054x^2+.058x describes the distance in feet D that it takes to stop a vehicletoraveling x miles per hour on dry pavement. how fast can you drive if you wish to be able to stop within...

In a dolphin show, the height h in feet reached by a dolphin t seconds after breaking the surface water is given by h=-4t^2 - 20t.Find how many seconds after breaking the surface water will the dolphin...

The expression 3x2–6x–105 can be used to model the height of a ball thrown in the air after x seconds. Use the quadratic formula provided below to Vigure out how long will it take for the ball to hit the ground...

Consider the equation ; x4 + ax3 - 6x2 + ax + 1 Find the parameter of a for which the equation has two distict positive roots .

The company also discovered that it costs \$28 to produce 2 camera cases, \$50 to produce 4 camera cases, and \$140 to produce 10 camera cases. Find the total cost of profucing 12 camera cases.

Round all answers to two decimal places when necessary. Check your answer(s) graphically or with a table. (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION...