Question

. The probability of sure event is
A) -1.
B) 0.
C) 1.
D) 2.​

Answer 1

Answer:

$\alpha \: and \beta are \: roots \: of \: 2x {}^{2} + 3x + k = 0 \: find \: the \: value \: of \: \frac{ \alpha }{ \beta } + \frac{ \beta }{ \alpha } \: and \: \ { \alpha }^{3} + { \beta }^{3}$

Answer 2

Answer:

C) 1

Step-by-step explanation:

The probability of a sure event is 1.

NOTE :- A sure event is an event, which always happens. For example ,it's a sure event to obtain a number between 1 and 6 when rolling an ordinary die. The probability of a sure event has the value of 1.