3. TJ flips a fair coin two times, and Ehsaan flips a biased coin once (Ehsaan's coin lands on hea the time). Denote by X the total number of heads from all of TJ's and Ehsaan's flips. (i) Compute the probability P(X = 2). (ii) Compute the conditional probability that X 2 given that TJ's first flip is a heads.
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
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Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
Question 3 part (ii) with detail explanation, steps, indicate any theorems or formulas
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