Question Simplify the expression 49x−7x2 Evaluate 7x(7−x)Apply the distributive property 7x×7−7x×xMultiply the numbers 49x−7x×xSolution 49x−7x2 Show Solution Find the roots x1=0,x2=7 Evaluate (7x)(7−x)To find the roots of the expression,set the expression equal to 0 (7x)(7−x)=0Multiply the terms 7x(7−x)=0Elimination the left coefficient x(7−x)=0Separate the equation into 2 possible cases x=07−x=0Solve the equation More Steps Evaluate 7−x=0Move the constant to the right-hand side and change its sign −x=0−7Removing 0 doesn't change the value,so remove it from the expression −x=−7Change the signs on both sides of the equation x=7 x=0x=7Solution x1=0,x2=7 Show Solution
Algebra
Calculus
Trigonometry
Matrix Algebra Calculus Trigonometry Matrix