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If f(x) =mx + c , find f(1)=5 and (-2) =1 ​
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If f(x) =mx + c , find f(1)=5 and (-2) =1 ​

User Doublemc
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2 Answers

3 votes

Answer:

sorry

Explanation:

User Neallred
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5.5k points
4 votes

Answer:

f(4) = 11 → mx + c = 11 → 4m + c = 11.

f(5) = 13 → mx + c = 13 → 5m + c = 13.

Subtract #1 from #2, giving m = 2.

Then, for x=4, mx + c = 11 → 2(4) + c = 11 → c = 3.

Finally, for x=2, mx + c = 2(2) + 3 = 7.

User Neon
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