Is the statement correct?The set of primes together with the set of composites is the set of natural numbers.
A. yes
B. no
Answer: B
Mathematics
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Find first four terms of the indicated expansion by use of the binomial series.
A. 5
B. 5 - 
x + 
x2 - 
x3 + . . .
C. 25 - 
x + 
x2 - 
x3 + . . .
D. 
Mathematics
Solve the problem.Carry out this multiplication using base five notation. All numerals are already written in base five so that no subscripts are needed.
A. 3111 B. 1806 C. 4011 D. 10,031
Mathematics
Complete the identity.tan 
+ cot 
= ?
A. 2 cot ? B. -2 cot ? C. 2 csc ? D. -2 csc ?
Mathematics
Use reference angles to find the exact value of the expression. Do not use a calculator.sin 
A. 
B. - 
C. -1
D. - 
Mathematics