Answer:
- 819
Step-by-step explanation:
The sum to n terms of a geometric series is
=
where a is the first term and r the common ratio
Here a = 1 and r = - 4 ÷ 1 = - 4, thus
=
=
=
= - 819
B) 6q + 4-q + 5 simplify
1 answer:
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Answer:
Step-by-step explanation:
-The total number of outcomes is 4.
-Given that the outcomes occur with the same frequency.
-Therefore they all occur with the same frequency, 1/4=0.25
-The probability distribution for the duration of a service call is attached.
Answer:
see explaination
Step-by-step explanation:
Let x cakes & y losf of bread that Marie decides to make,
Now the constraints are:
3x + 8y <= 20
45x + 30y <= 180 or 3x + 2y <= 12
x >= 0
and y >= 0
THe PTA's revenue function that needs to be maximixed is :
Z(x,y) = 10x + 6y
see attachment
