Easy
A function is given.
f(x)=2x+3f(x)=2^{x}+3f(x)=2x+3
What is the value of f(−2)f(-2)f(−2) ?
134\frac{13}{4}413
413\frac{4}{13}134
114\frac{11}{4}411
158\frac{15}{8}815
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