A value of sinh x or cosh x is given. Use the definitions and the identity 
to find the value of the other indicated hyperbolic function.cosh x = 
, x > 0, sinh x =
A. - 
B. 
C. 
D. 
Answer: B
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If the number in the statement is written in scientific notation, write it without exponents. If it is written without exponents, write it in scientific notation.The speed of light is 1.86 × 105 miles per hour.
A. 18,600,000 B. 1,860,000 C. 0.0000186 D. 186,000
Convert as indicated. When necessary, round to the nearest tenth of a degree.109.3° C to degrees Fahrenheit
A. 28.7° F B. 228.7° F C. 164.7° F D. 92.7° F
Find the center, transverse axis, vertices, and foci of the hyperbola.64x2 - 81y2 = 5184
A. center at (0, 0)
transverse axis is x-axis
vertices: (-9, 0), (9, 0)
foci: (-
, 0), (
, 0)
B. center at (0, 0)
transverse axis is x-axis
vertices: (0, -9), (0, 9)
foci: (0, -
), (0, 
)
C. center at (0, 0)
transverse axis is x-axis
vertices: (-8, 0), (8, 0)
foci: (-
, 0), (
, 0)
D. center at (0, 0)
transverse axis is x-axis
vertices: (-9, 0), (9, 0)
foci: (-
, 0), (
, 0)
Use both properties of equality to solve the equation.-16 = -7x - 2
A. -3 B. 4 C. 2 D. -7