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irga5000 [103]
3 years ago
12

Please help me find the mean and the range.

Mathematics
1 answer:
pentagon [3]3 years ago
3 0

mean: <u>5.5 hours</u>

range: <u>7.9 hours</u>

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Evaluate 2n-1, where N -7
IceJOKER [234]

The value of the expression 2n - 1 when n = 7 is 13.

<h3>Equation</h3>

2n - 1

when n = 7

  • Substitute n = 7 into the equation

2n - 1

= 2(7) - 1

= 14 - 1

= 13

<h3>What is mathematical expression?</h3><h3 />

Mathematical expression is an expression which involves the combination of numbers and variables in a valid way, in a function of addition, subtraction, multiplication, division and exponentiation

Therefore, the value of the expression 2n - 1 when n = 7 is 13.

Learn more about equation:

brainly.com/question/13729904

#SPJ1

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