vera uploaded a hilarious video to a funny videos website. V (t) models the number of views the video got as a function of time t (in hours)

Which statement is true 1.the pythagorean theorem can be used to find the missing side of any triangle 2.the pythagorean theorem can be used to find the missing side of any polygon 3. the pythagorean theorem can be used to find the missing side of any right triangle 4.the pythagorean theorem can be used to find the missing side of any isosceles triangle

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')