Answer
$16x^4+32x^3+24x^2+8x+1$
Work Step by Step
Use the binomial theorem formula (detailed on page 754) to solve the problem. Be careful in writing each term correctly.
$(2x+1)^4$
$1*(2x)^4+4*(2x)^3*(1)+6*(2x)^2*(1)^2+4*(2x)*(1)^3+(1)^4$
$16x^4+32x^3+24x^2+8x+1$
