Question Simplify the expression 2−B Evaluate 4−B−2Solution 2−B Show Solution Find the roots B=2 Evaluate 4−B−2To find the roots of the expression,set the expression equal to 0 4−B−2=0Subtract the numbers 2−B=0Move the constant to the right-hand side and change its sign −B=0−2Removing 0 doesn't change the value,so remove it from the expression −B=−2Solution B=2 Show Solution
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