Given the axle below, how much force must be applied to the handle to lift the weight of 400 lbs

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x