Math, asked by krrish6451, 9 months ago

if f(4)=54²-4x+5 find. f (1)+f(-1)+f(0)​

Answers

Answered by liyutsazirange99
1

Answer:

f(x) =  {5x}^{2}  - 4x + 5

Now,

f(1) =  {5(1)}^{2}  - 4(1) + 5  = 5 - 4 + 5

     = 10 - 4 = 6

f( - 1) =  {5( - 1)}^{2}  - 4( - 1) + 5   =  - 5 + 4 + 5 = 4

f(0) =  {5(0)}^{2}  - 4(0) + 5

= 0 - 0 + 5 = 5

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