Find the limit. Use L'Hospital's Rule where appropriate. If there is a more elementary method, consider using it?

l-hospitals-rule

#1

Find the limit. Use L’Hospital’s Rule where appropriate. If there is a more elementary method, consider using it. If L’Hospital’s Rule doesn’t apply, explain why.
lim 1 - sin θ / 1 + cos 2θ
θ–>π / 2

Answer:
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