Asked by Sade
Which would be the best option for finding the limit?
lim (1-2x-3x^2)/1+x
x->-1
A.Direct substitution
B.Dividing out technique
C.Rationalization technique
D.Indeterminate form
lim (1-2x-3x^2)/1+x
x->-1
A.Direct substitution
B.Dividing out technique
C.Rationalization technique
D.Indeterminate form
Answers
Answered by
Reiny
Since (1-2x-3x^2)/(1+x)
= (1+x)(1-3x)/(1+x)
= 1 - 3x, x ≠ - 1
what do you think you should use
= (1+x)(1-3x)/(1+x)
= 1 - 3x, x ≠ - 1
what do you think you should use
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