Helen is helping plan a trip for three classes at her son’s school. School rules say that classes on trips must have 1 adult for
2 answers:
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<em><u>Option A</u></em>
<em><u>The solution is:</u></em>
<em><u>Solution:</u></em>
We have to solve the equation f(x) = 0
Let f(x) = 0
Solve the above equation
Take square root on both sides
Thus the solution is found