Cho q(x) = 11x⁵-13x⁴+mx²+nx-2015, tìm m, n sao cho q(x) chia x²-1 dư 2x+1

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.

When you find the area of a triangle do you use in. or in2

Aladder that is 20 ft. long against the side of a building. f the angle formed between the ladder and the ground is 75 degrees, how far is the bottom of the ladder from the base of the building?