Solve the inequality. Graph the solution set and write it in interval notation.-3x + 10 + 2x < 6 - 3x + 2
A. (-1, ?)
B. (9, ?)
C. (-?, 9]
D. (-?, -1)
Answer: D
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Consider the differential equation. A detailed direction field is not needed. Find the solutions that are constant, for all 
(the equilibrium solutions). In what regions are solutions increasing? Decreasing?y'(t) = (y - 3)(y + 9)
A. y = 3, y = -9; increasing for -9 < y < 3; decreasing for y < -9 or y > 3 B. y = -3, y = 9; increasing for -9 < y < 3; decreasing for y < -9 or y > 3 C. y = -3, y = 9; increasing for y < -9 or y > 3; decreasing for -9 < y < 3 D. y = 3, y = -9; increasing for y < -9 or y > 3; decreasing for -9 < y < 3
Find the length of the curve.The curve r = 9 sin3 
, 0 ? ? ? 
A. 
(5? - 8)
B. 
(5? - 9
)
C. 27(3
- ?)
D. 
(2? - 3
)
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
Evaluate the expression.
3
A. 
B. 3
C. 
D. 