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, tanh x =
A. 
B. 
C. 
D. - 
Answer: B
Mathematics
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Find the probability of the event.When a single card is drawn from an ordinary 52-card deck, find the probability of getting a red card.
A. 
B. 
C. 2
D. 
Mathematics
Use the x-intercepts to find the intervals on which the graph of f is above and below the x-axis.f(x) = (x + 10)2
A. above the x-axis: (-?, -10), (-10, ?) below the x-axis: no intervals B. above the x-axis: no intervals below the x-axis: (-?, -10), (-10, ?) C. above the x-axis: (-10, ?) below the x-axis: (-?, -10) D. above the x-axis: (-?, -10) below the x-axis: (-10, ?)
Mathematics
Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression for the given replacement values.
+ 
for x = 24, y = 18
A. 39 B. 53 C. 35 D. 158
Mathematics