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Precal Help?

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Determine the constants (denoted by capital letters) so that the equation is an identity. Use either the equating-the-coefficients theorem, as in Example 1, the convenient-values method that was explained after Example 1, or a combination.

 
x2 + 1
(x + 1)(x2 + 8)
 = 
A
x + 1
 + 
Bx + C
x2 + 8
 

A = 
B = 
C = 

asked Jul 26, 2014 in PRECALCULUS by heather Apprentice

1 Answer

0 votes

image

The values are A = 2/9, B = 7/9 and C = - 7/9.

answered Jul 26, 2014 by casacop Expert

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