There are two doorways into the funhouse the doors are similar rectangles the tall door is 9 feet high and 5 feet wide the short door is 4 feet high how wide is the short door?

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?