Graph the compound inequality.2x + y ? 4 and x - 1 > 0
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Factor by grouping.5x3 - 20x2 + 7x - 28
A. (x - 4)(5x + 7) B. (x + 4)(5x2 + 7) C. (x - 4)(5x2 - 7) D. (x - 4)(5x2 + 7)
Mathematics
Calculate.4 - (-6) - (-13)
A. -3 B. -15 C. 23 D. -23
Mathematics
Rewrite the following as a product of trigonometric functions.sin 19° + sin 21°
A. 2 cos 20° cos(-1°) B. 2 sin 20° cos(-1°) C. 2 cos 20° sin(-1°) D. 2 sin 20° sin(-1°)
Mathematics
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(0, 1)
A. increasing B. decreasing C. constant
Mathematics