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Please help!! I don't understand this​
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3 votes
Please help!! I don't understand this​

Please help!! I don't understand this​-example-1
User Feidtmb
by
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1 Answer

4 votes

Explanation:

(f○g)(-3)

= f(g(-3))

g(-3) =


(2)/(2( - 3) - 1)

g(-3) = -2/7

f(-2/7) = (-2/7)^2 + 2(-2/7) -4

= 4/49 - 4/7 - 4

= 4/49 - 28/49 - 196/49

= -220/49

please check again ^-^

User David Medenjak
by
7.6k points
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