Divide by the coefficient of e^2, then take the square root.
e^2 = 49/(9f)
e = ±7/(3√f) = ±(7√f)/(3f)
The 3rd selection is appropriate:
e=±(7√f)/(3f)
______
When written in plain text (not typeset), any denominator containing arithmetic must be enclosed in parentheses. When the expression is typeset, the surd and the division bar do the grouping for you.
Answer:
5
Step-by-step explanation:
any number over 1 would work if the mouth is open its bigger if the mouth is closed its small
Step-by-step explanation:
the answer is c i took the test btw