Determine which of the expressions is not equivalent to the given expression by the commutative and associative laws.x + (y + 13)
A. (x + y) + 13
B. x + (13 + y)
C. 13x + y
D. (y + x) + 13
Answer: C
Mathematics
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One period of the given function is defined below. Determine whether the function is even, odd, or neither.
A. Even B. Neither C. Odd
Mathematics
Solve the problem.A Tasmanian lottery ticket consists of choosing 7 different numbers between 1 and 56. The number of possible lottery tickets is given by
A. 
.
B. 
.
C. 
.
D. 
.
E. none of these
Mathematics
Evaluate. Round dollar amounts to the nearest cent and other answers to the nearest thousandth when necessary.130ert for t = 6 and r = 2%
A. $181.43 B. $146.57 C. $2611.12 D. $353.38
Mathematics
Evaluate the radical function at the indicated value.f(x) = 
f(-126)
A. -5 B. 24 C. 25 D. -125
Mathematics