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Sergeu [11.5K]
3 years ago
15

How to solve this!! Please!

Mathematics
1 answer:
OlgaM077 [116]3 years ago
4 0

Answer:

k^2 -3k +9/2

(k-3/2)^2

Step-by-step explanation:

k^2 -3k

Take b/2 and then square it to find the term to complete the square

(-3/2) ^2 = 9/4

k^2 -3k +9/2

The expression factors to (k-b/2)^2

(k-3/2)^2

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-7-w<10
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3 years ago
According to government birth statistics, the probability of a woman
lyudmila [28]

To find the probability of not having twins, we can subtract the probability of having twins from 1. This is because probabilities always add up to 1.

1 - 0.015 = 0.985

The probability of not having twins is 0.985.

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3 0
3 years ago
Read 2 more answers
I NEED HELP!!!!!!!!!!!!!
Igoryamba

Answer:

c+d

Step-by-step explanation:

c as the liters of water in the bucket, and d as the liters of water the jar more.

Together, you have to use addition to answer the question.

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4 0
3 years ago
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What is the slope of the line that passes
Ainat [17]

Answer:

9/4

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4 0
3 years ago
A company has developed a new ink-jet cartridge for its printer that it believes has a longer life-time on average than the one
Mila [183]

Answer:

The test hypothesis is :

H_0: \mu=1502.5\\ H_a: \mu>1502.5

Step-by-step explanation:

Consider the provided information.

Null hypothesis refer the population parameter is equal to the claimed value.

If there is no statistical significance in the test then it is know as the null which is denoted by H_0, otherwise it is known as alternative hypothesis which denoted by H_a.

The historical average lifetime for cartridges produced by the current process is 1502.5 pages.

Hence, the test hypothesis is :

H_0: \mu=1502.5\\ H_a: \mu>1502.5

6 0
3 years ago
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