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Ratling [72]
2 years ago
12

Can you help please?​

Mathematics
2 answers:
Anettt [7]2 years ago
6 0
-1/6a(-a+1)

you can factor out 1/6 from the equation to make -1/6a (4a-5a+1)
then combine like terms 4a-5a is -a
Vikki [24]2 years ago
3 0

Answer:

0

Step-by-step explanation:

-2/3a + 5/6a - 1/6

         

-2/3a + 5/6a = 1/6

1/6 - 1/6 = 0

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. Formulate the hypotheses that can be used to determine whether the sample data support the hypothesis that students show a hig
Vikki [24]

Answer:

Following are the responses to the given question:

Step-by-step explanation:

For point a:

Following are the null and alternative hypotheses:

H_0 : \mu_1 \leq \mu_2\\\\H_1 : \mu_1 > \mu_2

For point b:

By using the Excel we obtained the output of the 2 sample t-test that is defined in the attached file.  

These point estimately are the difference among the mean for the two populations:

\to \mu_{\bar{x_1}-\bar{x_2}} =  \mu_{\bar{x_1}}-\mu{\bar{x_2}} ={\bar{x_1}-\bar{x_2}}=573-491=82

4 0
3 years ago
Hiioo! Could someone please help me with thisIf you can’t see the picture I will gladly explain in the comments❤️
ElenaW [278]
The answer is the letter B, 30
7 0
3 years ago
What is the equation in slope-intercept form of the line that passes through the points (-4,2) and (12,6)?
NISA [10]

Answer:

______the answer is Y=0.25X+3

7 0
2 years ago
I WILL MAKE YOU BRAINLIEST
34kurt

Answer:

40

Step-by-step explanation:

32/4=8

8 is 2x 4 so multiply 5x2=10

now multiply 10x4

7 0
3 years ago
Read 2 more answers
Identify the radius of the circle whose equation is x^2 + y^2 = 36.
pantera1 [17]

Answer:

radius = 6

Step-by-step explanation:

The equation of a circle centred at the origin is

x² + y² = r² ←r is the radius

x² + y² = 36 ← is in this form

with r² = 36 ⇒ r = \sqrt{36} = 6

3 0
3 years ago
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