Answer:
Step-by-step explanation:
1 cat + 20 dogs + 60 men + 5 shark= 86
Answer:
Numeric expressions apply operations to numbers. For example, 2(3 + 8) is a numeric expression. Algebraic expressions include at least one variable and at least one operation (addition, subtraction, multiplication, division). For example, 2(x + 8y) is an algebraic expression.
Step-by-step explanation:
Answer: A. y = |−x + 3| − 2
Step-by-step explanation:
Answer:
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Step-by-step explanation:
Given
Required
The standard deviation
First, calculate the expected value E(x)
So, we have:
Next, calculate E(x^2)
So, we have:
The standard deviation is:
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