How do I rewrite this in vertex form?

Y=2x^2-8x+9

The diagram shows two different buttons and their weights. 12 grams 8 grams c) How many of each type of button are in the box?

Jacob kicks a soccer ball off the ground and in the air, with an initial velocity of 33 feet per second. Using the formula H (t) = - 16t2 + vt + s, what is the maximum height the soccer ball reaches? 15.1 feet 16.5 feet 17.0 feet 18.2 feet

Next value: 2,3, E, 4,5, l, 6,8

30 yards n yards 40yards

Which fraction is bigger 11/15 or 13/20 using lcm?

How can 2x^2=x^2+4x+8 be set up as a systems of equations

Which statement best describes the excluded values of a rational expression? A - The number of excluded values of a rational expression cannot exceed the degree of the numerator.

Evaluate 12C4 and 11P4

Find the balance in the account. $700principal earning 5%, compounded annually, after 9years

Which statement is modeled by 2p+5<11