Find the eccentricity of the hyperbola.x2 - y2 = 7
A. 
B. 
C. 0
D. 2
Answer: B
Mathematics
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?Name three different forms of 7.5%. ?
A. ?.75, 75/100, and 15/20 B. ?.075, 75/1000, and 15/200 C. ?.075, 7.5 ÷ 100, and 15/2000 D. ?.075, 75/100, and .00075 × 100 E. ?.075, 7.5/100, 1.5/200
Mathematics
Perform the operation indicated. Simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve. Round results to the nearest thousandth.x2 + 6x = -8
A. -2.000, -4.000 B. 4.000, 2.000 C. 1.123, -7.123 D. -5.000, -5.000
Mathematics
Find the standard form of the linear equation 4x - 7y = 14.
A. 4x = 7y + 14
B. y = 
x - 2
C. 
x - 
y = 1
D. 7y = -4x + 14
E. none of these
Mathematics