document.write( "Question 426650: f(x)=-2(64)^x, find (5/3) \n" ); document.write( "
\n" ); document.write( "Hi\n" ); document.write( "f(x)=-2(64)^x\n" ); document.write( "f(5/3)=-2(64)^(5/3) = -2(4)^5 = -2048