Determine the number of significant digits in the given approximate number.0.0403
A. 1
B. 2
C. 3
D. 4
Answer: C
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Solve the problem.Find the foci and asymptotes of the following hyperbola:x2 - 
= 1
A. Foci: (
, 0), (-
, 0); Asymptotes: y = 4x, y = -4x
B. Foci: (4, 0), (-4, 0); Asymptotes: y = 
x, y = - 
x
C. Foci: (0, 
), (0, -
); Asymptotes: y = 4x, y = -4x
D. Foci: (
, 0), (-
, 0); Asymptotes: y = 
x, y = - 
x
Find the sum without the use of a number line.22 + (-9)
A. -13 B. 31 C. -31 D. 13
Provide an appropriate response.Find an equation of the plane that is parallel to the x, z-plane and that passes through the point (-3, 2, 5).
Fill in the blank(s) with the appropriate word(s).
Solve the problem.The formula P = 14.7e-0.21x gives the average atmospheric pressure, P, in pounds per square inch, at an altitude x, in miles above sea level. Find the average atmospheric pressure for an altitude of 2.3 miles. Round your answer to the nearest tenth.
A. 11.0 lb/in.2 B. 7.8 lb/in.2 C. 8.4 lb/in.2 D. 9.1 lb/in.2