Simplify the expression.23 - [7 - (5 - 12)] + (4 - 6)3
A. 17
B. -17
C. 1
D. 31
Answer: C
Mathematics
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Evaluate as specified.For f(x) = 32x, find f 
.
A. 256 B. 64 C. 128 D. 14
Mathematics
Graph the circle. Identify the center.(x - 2)2 + (y + 1)2 = 16
A. center: (2, -1)
B. center: (- 2, 1)
C. center: (- 2, 1)
D. center: (2, -1)
Mathematics
Determine how many of the first 5 statements in the sequence obtainable from the given statement are true.n2 + n + 1 is prime.
A. 3 B. 5 C. 2 D. 4
Mathematics
Solve.A fence was installed surrounding a plot of land which had the following angle measurements. 
Write an expression, in simplified form, for the sum of the measures of the four angles.
A. 171° + c° B. 532° - c° C. 262° D. 262° + c°
Mathematics