Question Simplify the expression 144−48x+4x2 Evaluate (12−2x)2Use (a−b)2=a2−2ab+b2 to expand the expression 122−2×12×2x+(2x)2Solution 144−48x+4x2 Show Solution Factor the expression 4(6−x)2 Evaluate (12−2x)2Evaluate 144−48x+4x2Solution 4(6−x)2 Show Solution Find the roots x=6 Evaluate (12−2x)2To find the roots of the expression,set the expression equal to 0 (12−2x)2=0The only way a power can be 0 is when the base equals 0 12−2x=0Move the constant to the right-hand side and change its sign −2x=0−12Removing 0 doesn't change the value,so remove it from the expression −2x=−12Change the signs on both sides of the equation 2x=12Divide both sides 22x=212Divide the numbers x=212Solution More Steps Evaluate 212Reduce the numbers 16Calculate 6 x=6 Show Solution