6. A continuous random variable is uniformly distributed in the interval a < X < b. The lower quartile is 5 and the upper quartile is 9. Find
a) The values of a and b
b) P(6<X<7)
c) The cumulative distribution function, F(X)
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What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.

What is the solution to the division problem below x3+x2-11x+4/x+4