Question Simplify the expression 4−A Evaluate 5−A−1Solution 4−A Show Solution Find the roots A=4 Evaluate 5−A−1To find the roots of the expression,set the expression equal to 0 5−A−1=0Subtract the numbers 4−A=0Move the constant to the right-hand side and change its sign −A=0−4Removing 0 doesn't change the value,so remove it from the expression −A=−4Solution A=4 Show Solution
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