Approximate the area under the graph of f(x) and above the x-axis using n rectangles.f(x) = x2 from x = 0 to x = 1 n = 2; use midpoints
A. .625
B. .125
C. .75
D. .3145
Answer: D
Mathematics
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Translate the sentence into an equation. Use x to represent the unknown number. A number divided by 3, minus 2, results in 7.
A. 2 - 
= 7
B. 
- 2 = 7
C. 
= 7
D. 
- 2 = 7
Mathematics
Convert to radical notation and simplify.a4/5b-1/5
A. 
B. - 
C. 
D. 
Mathematics
Convert as indicated.0.15 kl to liters
A. 150 L B. 0.00015 L C. 0.0015 L D. 15 L
Mathematics
True or false? The ordered triple listed is a solution of the system.(-5, 4, -3) x + y + z = -4 x - y + 4z = -213x + y + z = -14
A. True B. False
Mathematics