Benny does a backflip off his trampoline. his path can be modeled by the function, f(x)=-2x^2+4x+16, when will benny land on the ground

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?