Anyone know this , please help

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

Find the area of the triangle shown 3 by 6