1) If the temperature outside was 73 3/4 degrees at 5:00pm, but it fell 8 degrees by 10:00pm, what is the temperature at 10:00pm? SHOW YOUR WORK.

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers