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Find f(-11/5) if f(n) = 5n + 6.. A) -17. B) 5. C) -6
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Find f(-11/5) if f(n) = 5n + 6.. A) -17. B) 5. C) -6

User Bmelnychuk
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2 Answers

6 votes
f(-11/5)=5(-11/5)+6
f(-11/5) = -11+6
f(-11/5) = -5 so option B is correct
User Curtor
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7.8k points
1 vote

f(n)=5n+6\\\\f\left(-(11)/(5)\right)=?\\\\subtitute\ n=-(11)/(5)\ to\ the\ equation:\\\\f\left(-(11)/(5)\right)=5\cdot\left(-(11)/(5)\right)+6=-11+6=-5
User Dakshinamurthy Karra
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