Cisco is 50 ft from the base of the tree when he spots his friend, zorro the cat, at the top of a tree that is 42 ft high. from where he is standing what is the angle of elevation when he looks up at his friend? round to the nearest hundredth.

Find the value of ax 4 ; a = 2, x = 1. select one: a. 2 b. 4 c. 1 d. 8

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882

If f(x) = 3x-2 and g(x) =2x+1 find (f-g)(x)