What is the domain of f(x)=(1/2)^x A.(0,1) B.(1,1/2) C.(1,0) D.(0,0)

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

One integer is 5 more than another. their product is 104. find the integers

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i