11.) Mrs. Collins is buying supplies for her classroom. Pencils cost
1 answer:
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Answer:
1
Step-by-step explanation:
Given
multiply the numerator and denominator with 2
we get
We know that sin2x=2sinxcosx
Now consider y=2x
As x→0 2x→0 y→0
Now limit changes to
=1
Answer: E. 1200
Step-by-step explanation:
Given : A certain restaurant offers 8 different salads, 5 different main courses, 6 different desserts.
i.e. No. of choices for different salads= 8 -----(1)
No. of choices for different main courses = 5 ----(2)
No. of choices for different desserts = 6
When we choose two different desserts then we use permutation(repeatition not allowed) :
----(3)
[∵ No. of ways to choose r things out of n = ]
If customers choose one salad, one main course and two different desserts for their meal , then By Fundamental principle of counting (Multiply (1) , (2) and (3)), the number of different meals are possible :-
Hence, the correct answer is E. 1200 .