Answer:
Option C: 11.7%
Step-by-step explanation:
The number of elements in sample space when a coin is flipped 10 times will be:

Let A be the event that the tails appear 7 times:
Then,

Converting into percentage:

So, option C is correct ..
Answer:
türkçe lütfen .............?..
Answer:
4√7
Step-by-step explanation:
5√7 + √7 - 2√7
add: 6√7 - 2√7
subtract: 4√7
14 = - 2x + 8
2x = - 6
x = - 3
The algebraic expression for the word phrase "the product of a number and 3" as a variable expression is 3z
<h3>How to write an algebraic expression for the word phrase "the product of a number and 3" as a variable expression?</h3>
The word phrase is given as:
"the product of a number and 3"
Represent the number with z
So, the word phrase can be rewritten as:
"the product of a number z and 3"
The product of a number z and 3 is represented as:
z * 3
When evaluated,, the expression becomes
z * 3 = 3z
Hence, the algebraic expression for the word phrase "the product of a number and 3" as a variable expression is 3z
Read more about algebraic expression at
brainly.com/question/4344214
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