1/9 is closer to 0
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Answer:
126
Step-by-step explanation:
angle ZWY = 180 - 90 - 63 = 27
Base on the given information, the length of XW is same with the length of ZW, which means they have the same angle.
Quadrangle has angle of 360
360(quadrangle) - 27(ZWY)- 27(XWY) - 90(WZY) - 90(WXY)
= 126
<span> 1.09/12=0.091 18 eggs is a better buy</span>
Answers:
1) 
2) 
3) 
4) 
5) 
Step-by-step explanation:
1) 
Rewriting the expression:

Multiplying the exponents:

Simplifying:

2) 
Rewriting the expression:

Multiplying the exponents:

Simplifying:

3) 
Rewriting the expression:

Since
:

4) 
Multiplying numerator and denominator by
:

Simplifying:

5) 
Rewriting the expression:

Simplifying:

Since we do not want the square root in the denominator, we can multiply numerator and denominator by
:

Finally:

Answer:
Step-by-step explanation:
Lets look at the first pick. There are 9 items that can be choosen, one that cannot. So the chance to not pick the one is 9/10.
All the other attempts are the same and have 9/10 chance. (as replacement happens)
Now these events are independent of eachother so the combined chance is
(9/10)^10
For the formula:
Number of items: n
One pick is: (n-1)/n
N pick together is [(n-1)/n]^n