Question Simplify the expression 6x4−84x3 Evaluate 6x4−7x3×12Solution 6x4−84x3 Show Solution Factor the expression 6x3(x−14) Evaluate 6x4−7x3×12Multiply the terms 6x4−84x3Rewrite the expression 6x3×x−6x3×14Solution 6x3(x−14) Show Solution Find the roots x1=0,x2=14 Evaluate 6x4−7x3×12To find the roots of the expression,set the expression equal to 0 6x4−7x3×12=0Multiply the terms 6x4−84x3=0Factor the expression 6x3(x−14)=0Divide both sides x3(x−14)=0Separate the equation into 2 possible cases x3=0x−14=0The only way a power can be 0 is when the base equals 0 x=0x−14=0Solve the equation More Steps Evaluate x−14=0Move the constant to the right-hand side and change its sign x=0+14Removing 0 doesn't change the value,so remove it from the expression x=14 x=0x=14Solution x1=0,x2=14 Show Solution