Find fx(x, y).f(x, y) = 
A. fx(x, y) = 
B. fx(x, y) = 
C. fx(x, y) = 
D. fx(x, y) = 
Answer: B
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Solve the problem.The following string of B's and G's was obtained by tossing a quarter 40 times. Heads were listed as B and tails as G. Use this simulation to estimate the probability of two girls being born in succession.
A. 
B. 
C. 
D. 
Provide an appropriate response.Life insurance provides financial assistance to the surviving dependents of the insured person.
A. True B. False
Solve the problem.The maximum distance d in kilometers that you can see from a height h in meters is given by the formula 
How high above the ground must you be to see 55 kilometers. (Round to the nearest tenth of a meter.)
A. 246.9 m B. 864.3 m C. 15.7 m D. 26 m
Solve the equation.
= 
A. 4, 6
B. 0, 
C. 0
D. 0, 36