Evaluate the expression.-7 - 7
A. 30
B. -30
C. -28
D. 28
Answer: C
Mathematics
You might also like to view...
Graph the pair of polar equations on a calculator, together on the same screen, and use the trace feature to estimate the polar coordinates of all points of intersection of the curves. Round to the nearest hundredth, if necessary.r = 9, r = 9 + sin ?
A. (0, 0), (9, 0), (9, 3.14) B. (0, 0), (0, 9), (3.14, 9) C. (9, 0), (9, 3.14) D. (0, 9), (3.14, 9)
Mathematics
If 
and 
are both right angles, then one can conclude that:
A. a? b B. b? d C. a || b D. None of These
Mathematics
Evaluate the expression using the given values.
x = -6, y = 4
A. 10 B. -2 C. -10 D. 2
Mathematics
Solve the inequality. Express your answer using interval notation. Graph the solution set.8x + 7 ? 7x + 11
A. [18, ?)
B. (-?, 4]
C. [4, ?)
D. (-?, 4)
Mathematics