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October 31, 2014

October 31, 2014

Posted by **andrew** on Tuesday, May 28, 2013 at 3:58am.

- help maths -
**Steve**, Tuesday, May 28, 2013 at 10:50amf(x) = ax^3 + bx^2 + cx + d

f(1) = 1/2

f(2) = 1/5

f(3) = 1/10

f(4) = 1/17

a+b+c+d = 1/2

8a+4b+2c+d = 1/5

27a+9b+3c+d = 1/10

64a+16b+4c+d = 1/17

f(x) = 1/170 (-4x^3 + 41x^2 - 146x + 194)

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