Solve.-3x = -12
A. 2
B. 9
C. -9
D. 4
Answer: D
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Evaluate the integral.
A. (1/2)x2e2x - xe2x + (1/4)e2x + C B. (1/2)x2e2x - (1/4)xe2x + (1/4)e2x + C C. (1/2)x2e2x - (1/2)xe2x + C D. (1/2)x2e2x - (1/2)xe2x + (1/4)e2x + C
Use the LCD to simplify and solve.
x = 
- 
A. 
B. 
C. 
D. 
Solve the problem.Let x represent the number of pounds of apples sold at $1.38 per pound, and let y represent the total price paid for the apples. Write an equation for this situation. Then give the ordered pair with an x-value of 2 associated with this equation.
A. y = 1.38x; (2, 2.76) B. y = 1.38 + x; (2, 3.38) C. x = 1.38 + y; (2, 0.62) D. x = 1.38y; (2, 1.45)
Determine if the function is increasing or decreasing over the interval indicated.f(x) = ?x - 8?; (-?, 8)
A. Increasing B. Decreasing