Question Simplify the expression Solution 12x6−21x5 Evaluate 3x5(4x−7)Apply the distributive property 3x5×4x−3x5×7Multiply the terms More Steps Evaluate 3x5×4xMultiply the numbers 12x5×xMultiply the terms More Steps Evaluate x5×xUse the product rule an×am=an+m to simplify the expression x5+1Add the numbers x6 12x6 12x6−3x5×7Solution 12x6−21x5 Show Solution Find the roots Find the roots of the algebra expression x1=0,x2=47Alternative Form x1=0,x2=1.75 Evaluate (3x5)(4x−7)To find the roots of the expression,set the expression equal to 0 (3x5)(4x−7)=0Multiply the terms 3x5(4x−7)=0Elimination the left coefficient x5(4x−7)=0Separate the equation into 2 possible cases x5=04x−7=0The only way a power can be 0 is when the base equals 0 x=04x−7=0Solve the equation More Steps Evaluate 4x−7=0Move the constant to the right-hand side and change its sign 4x=0+7Removing 0 doesn't change the value,so remove it from the expression 4x=7Divide both sides 44x=47Divide the numbers x=47 x=0x=47Solution x1=0,x2=47Alternative Form x1=0,x2=1.75 Show Solution