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Soloha48 [4]
3 years ago
15

If p(a)=0.5, p(b)=0.8, and p(a and b)=9, find p(a and b).​

Mathematics
1 answer:
melisa1 [442]3 years ago
7 0

Answer:9

Step-by-step explanation:

You gave the answer in the equation (:

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A group of children bought 3 presents that cost $W each and a card that cost $200. The children shared the total cost equally. E
Step2247 [10]

Answer:

Amount of money paid by each student is equal to \$3W+\$200

Step-by-step explanation:

Given: A group of children bought 3 presents that cost \$W each and a card that cost \$200.

To find: amount of money each student paid in terms of W

Solution:

Cost of each present =\$W

Cost of 3 presents =\$3W

Cost of a card =\$200

Therefore,

Amount of money paid by each student in terms of W = Cost of 3 presents + Cost of a card

=\$3W+\$200

4 0
3 years ago
Which one of the following is the best example of a cognitive tool?
arsen [322]

Answer:

A: The concept pi (π) in a geometry class

Step-by-step explanation:

Cognitive tools are tools that help to engage and facilitate cognitive processing and learning. Like language is a cognitive tool.

Here, the following is the best example of a cognitive tool

A: The concept pi (π) in a geometry class

8 0
3 years ago
X^2-6x-25=0. Solve by completing the square.
Slav-nsk [51]
<span>Hey there,
x^2 -6x+25=0
Per quadratic formula, roots of ax^2+bx+c are
x=[-b+sqrt(b^2-4ac)]/2a and x=[-b-sqrt(b^2-4ac)]/2a

In this example, a=1, b=-6, and c=25
So, x= [6+sqrt(36-100)]/2 and x= [6-sqrt(36-100)]/2
=> x = [6+sqrt(-64)]/2 and x = [6-sqrt(-64)]/2 
=> x = 3+4i and x= 3-4i

Hope this helped you alot!!!!!!!!</span>
7 0
3 years ago
Phil has $6.00 he wants to buy creepy erasers that cost $1.05 each .if he buys 5 more they are 0.79 each does he have enough mon
Scrat [10]

Answer:

No, he doesn't it would be 5 cents over the amount of money he has.

3 0
3 years ago
5.
Vikentia [17]

Answer:

The answer is D. choice B. The coordinate point CAN share the same y point but, CANNOT share the same x point

Step-by-step explanation:

For all values of x, y = - 6

Your function:

y = - 6

4 0
3 years ago
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