Question

कॉट स्क्वायर थीटा * सेक थीटा माइनस वन बाय 1 प्लस साइन थीटा प्लस 1 स्क्वायर थीटा * साइन थीटा माइनस वन बाय वन प्लस 1 लीटर इज इक्वल टू जीरो​

Answer 1

Step-by-step explanation:

Mathematical expectation, also known as the expected value, is the summation or integration of a possible values from a random variable. It is also known as the product of the probability of an event occurring, denoted P(x), and the value corresponding with the actual observed occurrence of the event.