The joint probability function of two discrete random variable X and Y is given by x = 0, 2, y = 2, 3 then E(X) =

• A. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/17-270-1.png">
• B. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/17-270-2.png">
• C. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/17-270-3.png">
• D. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/17-270-4.png">