zachroatan zachroatan

22-08-2016
Mathematics

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Let f(x) = x2 − 8x + 5. Find f(−1)

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Panoyin Panoyin

22-08-2016

f(x) = x² - 8x + 5
f(-1) = (-1)² - 8(-1) + 5
f(-1) = 1 + 8 + 5
f(-1) = 9 + 5
f(-1) = 14

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Аноним Аноним

23-08-2016

[tex]f(x) = x^2- 8x + 5[/tex]

[tex]f(-1) = (-1)^2- 8(-1) + 5[/tex]

[tex]f(-1) = 1 + 8 + 5[/tex]

[tex] f(-1) = 9 + 5[/tex]

[tex]f(-1) = 14[/tex]

Answer Link

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