Question Simplify the expression 17220−A Evaluate 17221−1−ASolution 17220−A Show Solution Find the roots A=17220 Evaluate 17221−1−ATo find the roots of the expression,set the expression equal to 0 17221−1−A=0Subtract the numbers 17220−A=0Move the constant to the right-hand side and change its sign −A=0−17220Removing 0 doesn't change the value,so remove it from the expression −A=−17220Solution A=17220 Show Solution
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