Try another version of this question Expand out: `(7x+4)^2` Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question `49x^2 + 56*x+ 16`
Try another version of this question
Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question