=(2? ) to the m power.

=2 to the 2m power

=(2 to the m power)?

X=2 to the power of m+1

So the m power of 2 =x- 1.

Y=3+4 to the m power.

=3+(2 to the power of m)?

=3+(x- 1)？

So y=x? -2x+4