Which two statements comparing stock and bond investments are true?.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles