Question Simplify the expression 1839−A Evaluate 1840−1−ASolution 1839−A Show Solution Find the roots A=1839 Evaluate 1840−1−ATo find the roots of the expression,set the expression equal to 0 1840−1−A=0Subtract the numbers 1839−A=0Move the constant to the right-hand side and change its sign −A=0−1839Removing 0 doesn't change the value,so remove it from the expression −A=−1839Solution A=1839 Show Solution
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