Answer:

Step-by-step explanation:
So we have the expression:

And we want to evaluate it for x=-2.
So, substitute -2 for x:

Multiply:

Subtract:

The absolute value of a negative is positive. So:

And we're done!
Answer:
Properties of a normal distribution
The mean, mode and median are all equal.
The curve is symmetric at the center (i.e. around the mean, μ).
Exactly half of the values are to the left of center and exactly half the values are to the right.
The total area under the curve is 1.
Step-by-step explanation:
Answer:
140 will be his weight of Antony's weight
Answer:
Yes
Step-by-step explanation:
To determine if (1, 2 ) is a solution of the inequality, substitute the coordinates into the inequality and if satisfied then they are a solution, that is
(6 × 1) - 2 = 6 - 2 = 4 > 3
Since 4 > 3 then (1, 2 ) is a solution
Answer:
The employee earned a total of $1004.40 dollars in commissions this week
Step-by-step explanation:
Times the number of televisions (36) by there cost ($620)
That will give you $22320
Then time $22320 by 0.045 which will give you $1004.40
Hope that helps