I think you forgot to put in the image

Consider, LHS

We know,

We know,

So, using this identity, we get

can be rewritten as

<h2>Hence,</h2>


Your answer is gonna be C.
Answer:
See below
Step-by-step explanation:
The purpose of the confidence interval is to give a range of where the true value of a parameter lies given a confidence level.
The total amount is the sum of the cost of three nights in the hotel, $346.86, the flight costs, $45.70 + $32.49 = $78.19, and four days of food, $60, the amount he lost, $25, less the amount he won, $75. Calculating,
($346.86 + $78.19 + $60 + $25) - ($75) = $435.05