Add or subtract and simplify.
+ 
+ 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve. Use the principle of square roots.x2+ 10x + 25 = 28
A. -5 + 2
, -5 - 2
B. 2
, -2
C. 2
- 5, 2
+ 5
D. -5 + 2
, -5 - 2
Mathematics
Express the area of the figure as a polynomial in descending powers of the 
3x - 3
A. 2x2 - 24x + 21 B. 3x2 + 24x - 14 C. 3x2 + 18x - 21 D. -3x2 + 17x + 21
Mathematics
Find the exact value of the indicated trigonometric function of ?.cot ? = - 
, cos ? < 0Find csc ?.
A. - 
B. - 
C. 
D. 
Mathematics
Solve.2x + 5 = 3(x - 1)
A. -2 B. -8 C. 2 D. 8
Mathematics