Type the correct answer in the box. Rewrite the following expression using the properties of rational exponents. Be sure your answer is in simplest form.
(2
sin cos tan sin-costan!

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Icould really use some with this question.

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w