- #1

OrbitalPower

Why do some problems return the wrong answer while others do not on the ti-89.

For example:

[tex]\[ \lim_{x \to 0} \frac{\cos\theta \tan\theta}{\theta}\][/tex]

Shows up wrong (shows up as pi over 180).

But

[tex]\[ \lim_{x \to 0} \frac{\sin x(1 - \cos x)}{2x^2}\][/tex]

does not?

For example:

[tex]\[ \lim_{x \to 0} \frac{\cos\theta \tan\theta}{\theta}\][/tex]

Shows up wrong (shows up as pi over 180).

But

[tex]\[ \lim_{x \to 0} \frac{\sin x(1 - \cos x)}{2x^2}\][/tex]

does not?

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