Complete the statement

Can someone answer this question? : )

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)