Question Simplify the expression 23−x4 Evaluate 23−1×x4Solution 23−x4 Show Solution Find the roots x1=−423,x2=423Alternative Form x1≈−2.189939,x2≈2.189939 Evaluate 23−1×x4To find the roots of the expression,set the expression equal to 0 23−1×x4=0Any expression multiplied by 1 remains the same 23−x4=0Move the constant to the right-hand side and change its sign −x4=0−23Removing 0 doesn't change the value,so remove it from the expression −x4=−23Change the signs on both sides of the equation x4=23Take the root of both sides of the equation and remember to use both positive and negative roots x=±423Separate the equation into 2 possible cases x=423x=−423Solution x1=−423,x2=423Alternative Form x1≈−2.189939,x2≈2.189939 Show Solution
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