In order to get an A in science, Jack must get at least a 92% on his next test. If test has 30 questions,what is the minimum num
2 answers:
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Solutions of in the interval from [0,2pi) is
and
.
<u>Step-by-step explanation:</u>
Find all solutions in the interval from [0,2pi)
⇒
⇒
⇒
⇒
⇒
⇒
⇒
⇒
Cosine General solution is :
⇒ , k is any integer .
At k=0,
⇒ ,
At k=1,
⇒
⇒
Therefore , Solutions of in the interval from [0,2pi) is
and
.
Answer:
Probability of getting 7 correctly = 0.0030899
Probability of getting 8 correctly = 0.00038624
Probability of getting 9 correctly = 0.00002861
Probability of getting 10 correctly = 0.00000095367
Probability of Getty at least 7 questions correctly = 0.0035057
Step-by-step explanation:
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