Which trinomial is a perfect-square trinomial?

A. 9y^2-6y+4

B. 2y^2-2y-1

C. 10y^2-20y-4

D. 4y^2-4y+1

Is 10 + 0.01 rational or irrational

Is the fraction 2/100 equivalent to 2/10?

If h (x) = 6 + 5f (x), where f (3) = 6 and f ' (3) = 3, find h' (3).

X+y=20 linear and proportional

2) Solve for a 12a + 4 = 52

What is 2+2 i need to know

A track and field playing area is in the shape of a rectangle with semicircles at each end. The perimeter of the track is to be 1200 meters.

Nicole has a stack of 50 dishes to wash. It took her 2 minutes to wash 8 dishes. At this rate, how long will it take Nicole to wash all 50 dishes?

Jack bought 5 pounds of holloween candy. He gave out 3 pounds of the candy to trick or treaters and ate 10 ounces of the candy. How many ounces oof halloween candy does jack have

What is the value of n (-y+5.3) + (7.2y-9) = 6.2y+n