Establish the identity.csc
= sec u
What will be an ideal response?
csc 
= 
= 
= sec u.
Mathematics
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Determine whether the expression represents a number that is positive, negative, or zero.1-5
A. Zero B. Negative C. Positive
Mathematics
Find the value. Give an approximation to four decimal places.log(320 × 39)
A. 9.4319 B. 3.9859 C. 4.0962 D. 21.1326
Mathematics
Use the ZERO or the INTERSECT feature on your calculator to approximate all the zeros of the function to three decimal places.f(x) = 
- 4
A. 1.896 B. 2 C. -2 D. 4
Mathematics
Solve the problem.A retail store buys 115 VCRs from a distributor at a cost of $245 each plus an overhead charge of $50 per order. The retail markup is 40% on the total cost. Find the profit on the sale of one VCR.
A. $98.00 B. $97.83 C. $9817.00 D. $98.17
Mathematics