Verify that the equation is an identity.cot(? - ?) = - cot ?
What will be an ideal response?
cot(? - ?) = 
= 
= 
= 
= - cot ?
Mathematics
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First, use front end rounding to estimate each answer. Then find the exact answer.
+ 272
What will be an ideal response?
Mathematics
Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.
What will be an ideal response?
Mathematics
Differentiate.
Mathematics
Provide an appropriate response.What is a correct notation for the given line? 
A. 
B. 
C. 
D. 
Mathematics