Math, asked by healeahelajas, 7 months ago

3ײ - ×+5 find f(×+1)​

Answers

Answered by nazmaaktarsely
1

Answer:

3x^2 + 5x +7

Step-by-step explanation:

f(x)= 3x^2 -x +5

then f(x+1) = 3(x+1)^2 - (x+1) + 5

= 3(x^2 + 2x + 1) - (x+1) + 5

= 3x^2 + 6x + 3 - x - 1 + 5

= 3x^2 + 5x + 7

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