You can
put this solution on YOUR website! .
Hey, I really don't know how to read your functions:
is 6^2x+1 represents 6^(2x+1) or 6^(2x)+1 or something else ?
is 6^4x+3 represents 6^*4x+3) or 6^(4x) + 3 or something else ?
To avoid ambiguity, use PARENTHESES everywhere PROPERLY.