Show that the equation is not an identity by listing the value(s) of the variable from among 0, 
, 
, and - 
for which the equation is false.(tan ? + 1)2 = sec2 ?
A. 
and 0
B. 
and - 
C. 
, 
, and 0
D. 
, 
, and - 
Answer: D
Mathematics
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Use the vectors in the figure below to graph the following vector. 
3w 
A. 
B. 
C. 
D. 
Mathematics
Solve the quadratic equation using the quadratic formula.x2 - 6x + 34 = 0
A. {-2, 8} B. {3 - 25i, 3 + 25i} C. {3 + 5i} D. {3 - 5i, 3 + 5i}
Mathematics
A farmer wishes to work out the average milk yield in his herd that consists of an equal number of Ayrshire, Friesian, Galloway, and Jersey cows.Suppose the farmer selects the first 3 cows of each type that he milks to be in his sample. What type of sampling is being used?
A. capture-recapture B. stratified sampling C. quota sampling D. convenience sampling E. simple random sampling
Mathematics
Evaluate the expression using the given values.
x = -8, y = 3
A. -5 B. -11 C. 5 D. 11
Mathematics