Question Simplify the expression −x Evaluate −x2Solution −x Show Solution Find the roots x=0 Evaluate −x2To find the roots of the expression,set the expression equal to 0 −x2=0Since the left-hand side is always positive or 0,and the right-hand side is always 0,the statement is true for any value of x −x2=0,x∈RCalculate −x2=0Reduce the index of the radical and exponent with nan=a −∣x∣=0Calculate ∣x∣=0Solution x=0 Show Solution
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