What is the value of x that makes the given equation true? x−3x=2(4+x)

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Ответ:

iva60

11.01.2021

Mathematics

Given : A coin is tossed two times successively.

Solution:

Formula used: Probability = $\frac{\text{number of outcome}}{\text{total number of outcome}}$

(i) Sample space

$HH\\HT\\TH\\TT\\$

(ii) P( getting exactly one head) = $\frac{2}{4}= \frac{1}{2}$

(iii) P( getting no heads)= $\frac{1}{4}$

(iv)P( getting at least one tail)= $\frac{3}{4}$

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