Please help! Find the function h(x) = f(x) - g(x) if f(x) = 3^x and g(x) = 3^2x - 3^x.

h( x) = 0
h( x) = -3 ^2x
h( x) = 3 ^x(2 - 3 ^x)
h( x) = 2(3 ^2x)

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.