The table below is the probability table for a random variable X. Find Var(X). 
Enter just a real number rounded off to two decimal places.
Fill in the blank(s) with the appropriate word(s).
2.53
Mathematics
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Solve the problem.Given that the polar equation r = 
models the orbits of the planets about the sun, estimate the closest approach of a planet for which 
and 
to the sun.
A. 8 astronomical units B. 4 astronomical units C. 14 astronomical units D. 68 astronomical units
Mathematics
Jackson deposited $5,000 at 3.8% interest, compounded continuously, when he was 18 years old. How much will be in the account when he is 40 years old if he made no other deposits or withdrawals?
A. $19,000.19 B. $11,535.60 C. $10,691.38 D. $8,800.00
Mathematics
Graph the equation.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
If y varies inversely as x, find the inverse variation equation for the situation.y = 4 when x = 
A. y = 
B. y = 8x
C. y = 
D. y = 
Mathematics