Question Factor the expression 4(1−250a) Evaluate 4−1000aSolution 4(1−250a) Show Solution Find the roots a=2501Alternative Form a=0.004 Evaluate 4−1000aTo find the roots of the expression,set the expression equal to 0 4−1000a=0Move the constant to the right-hand side and change its sign −1000a=0−4Removing 0 doesn't change the value,so remove it from the expression −1000a=−4Change the signs on both sides of the equation 1000a=4Divide both sides 10001000a=10004Divide the numbers a=10004Solution a=2501Alternative Form a=0.004 Show Solution