Find the eccentricity of the ellipse or hyperbola.x2 - 16y2 = 1
A. 
B. 4
C. 
D. 17
Answer: A
Mathematics
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Find the integral.
dx
A. x - 4 - 9 ln 
+ C
B. 
- 4x + 9 ln 
+ C
C. 
- 9x + 4 ln |x + 6| + C
D. 
- 4x + 9 ln |x + 6| + C
Mathematics
Integrate the function f over the given region.f(x, y) = 
over the region bounded by the x-axis, line 
and curve 
A. 7 B. 8 C. 1 D. 6
Mathematics
We have $16.12 to spend on vegetable plants for our garden. Tomato plants cost $0.88 each, and pepper plants cost $0.36 each. There is space in the garden for 26 plants. Round your answers to two decimal places. ? How many of each are bought? ?
A. 10.00 tomatoes and 16.00 peppers B. 13.00 tomatoes and 13.00 peppers C. 16.00 tomatoes and 10.00 peppers D. 13.00 tomatoes and 13.00 peppers
Mathematics
Convert 
to mg/L
A. 1600mg/L B. 6.4mg/L C. 6400mg/L D. cannot be converted
Mathematics