If 21: r= 0.7C-0.5 and 22: F=9/5C+32C, C=5/9F-160/9 (referring to 21 and 22), let F be the temperature measured in F degrees instead of C. What is the chirp rate as a function of F?

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

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?