Solve.x - 5 = 
A. 9, 1
B. 21
C. 1, -9
D. 4, -4
Answer: A
Mathematics
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Simplify.
A. -1 B. 1 C. -i D. i
Mathematics
Eliminate the parameter of the pair of parametric equations.x = sin t, y = 3 cos t
A. 9x2 + y2 = 9 B. x2 + 9y2 = 9 C. x2 + 9y2 = 1 D. 9x2 + y2 = 1
Mathematics
Solve the problem.Within a group of n people, the number of possible handshakes, N, is given by 
How many handshakes are possible at a meeting if 24 people are present?
A. 552 handshakes B. 276 handshakes C. 264 handshakes D. 300 handshakes
Mathematics
Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log8
A. 
log813 - log87
B. log87 - log8
C. log4
- log47
D. log8
+ log87
Mathematics