If a_1=7a 1

=7 and a_n=a_{n-1}-3a
n

=a
n−1

−3 then find the value of a_4a
4

Can (3,5 and square root 34) be sides on a right triangle?

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.

25 ! i need asap! ! ill mark brainliest!