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OpenStudy (anonymous):
thanks
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hartnn (hartnn):
know the formula?
hartnn (hartnn):
\(\Large \dfrac{f(b)-f(a)}{b-a}\)
Directrix (directrix):
Is the function supposed to be f(x)=sqrt(4x+1) rather than f(x) = sqrt(4x) + 1 ?
Directrix (directrix):
Check this and see if you think it conforms to hartnn's statement of the formula. |dw:1449561489571:dw|
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