Question Factor the expression x2(4−9x) Evaluate 4x2−9x3Rewrite the expression x2×4−x2×9xSolution x2(4−9x) Show Solution Find the roots x1=0,x2=94Alternative Form x1=0,x2=0.4˙ Evaluate 4x2−9x3To find the roots of the expression,set the expression equal to 0 4x2−9x3=0Factor the expression x2(4−9x)=0Separate the equation into 2 possible cases x2=04−9x=0The only way a power can be 0 is when the base equals 0 x=04−9x=0Solve the equation More Steps Evaluate 4−9x=0Move the constant to the right-hand side and change its sign −9x=0−4Removing 0 doesn't change the value,so remove it from the expression −9x=−4Change the signs on both sides of the equation 9x=4Divide both sides 99x=94Divide the numbers x=94 x=0x=94Solution x1=0,x2=94Alternative Form x1=0,x2=0.4˙ Show Solution
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