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forsale [732]
2 years ago
14

49 7 because (-7) (-7) = -49​

Mathematics
1 answer:
nasty-shy [4]2 years ago
6 0

Answer:

nope ummm a negative number times another negative is positive. whats your question tho?

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Y=2x
worty [1.4K]

this is the answer hope it helps you

4 0
3 years ago
The width of a rectangle is 8 inches less than the length. The perimeter is 76 inches. Find the length and the width.
REY [17]
L=30in
w Width

in
P Perimeter

in
Width is 8 and perimeter is 76
3 0
4 years ago
Wesley office had already recycled 37 kilograms this year before starting a new recycling plan, and the new plan will have the o
borishaifa [10]

Answer:

37 kilograms alr recycled this year

Plan:

1 kilogram each week

After 13 weeks he would of recycled 13 kilograms

37+13=50

In total his office wesley's have recycled 50 kilograms of paper

Hope this helps

8 0
3 years ago
The owner of a small deli is trying to decide whether to discontinue selling magazines. He suspects that only 10% of his custome
Rainbow [258]

Answer:

0.55% probability that exactly 5 out of the first 13 customers buy a magazine

Step-by-step explanation:

For each customer, there are only two possible outcomes. Either they buy a magazine, or they do not. The probability of a customer buying a magazine is independent of other customers. So we use the binomial probability distribution to solve this question.

Binomial probability distribution

The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.

P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}

In which C_{n,x} is the number of different combinations of x objects from a set of n elements, given by the following formula.

C_{n,x} = \frac{n!}{x!(n-x)!}

And p is the probability of X happening.

10% of his customers buy a magazine

This means that P = 0.1

What is the probability that exactly 5 out of the first 13 customers buy a magazine?

This is P(X = 5) when n = 13. So

P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}

P(X = 5) = C_{13,5}.(0.1)^{5}.(0.9)^{8} = 0.0055

0.55% probability that exactly 5 out of the first 13 customers buy a magazine

3 0
3 years ago
Read 2 more answers
Easy BRAINLIEST
marissa [1.9K]

Answer:

(-1, 1)

Step-by-step explanation:

Anything that is greater than -1/2 on the x-axis is included.

4 0
3 years ago
Read 2 more answers
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