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Brut [27]
2 years ago
8

Someone plz help asap

Mathematics
2 answers:
Scrat [10]2 years ago
6 0
<h3><u>Solution</u></h3>

<u>Fi</u><u>n</u><u>d</u><u> </u><u>:</u><u>-</u>

  • <u>Equivalent </u><u>to </u><u>1</u><u>/</u><u>2</u><u>7</u>

<h3><u>E</u><u>x</u><u>p</u><u>l</u><u>a</u><u>n</u><u>a</u><u>t</u><u>i</u><u>o</u><u>n</u></h3>

= 1/27

= 1/(3×3×3)

= 1/3³

= 3^(-3)

<h3><u>Since</u></h3>

  • Your answer will be option number (C.)

<u>Ver</u><u>y</u><u>fication </u>

<u>Our </u><u>o</u><u>ption </u><u>(</u><u>c)</u><u>.</u><u> </u><u>be </u><u>like </u><u>3</u><u>^</u><u>(</u><u>-</u><u>4</u><u>)</u><u> </u><u>.</u><u> </u><u>3</u><u>^</u><u>7</u>

<u>Now,</u><u> </u><u>we </u><u>explain </u><u>our </u><u>ans.</u>

= 3^(-4).3^7

<u>Using</u><u> Formula</u>

★ a^m × a^n = a^(m + n)

<u>So,</u>

= 3^(-4+7)

= 3^(-3) .

proved.

<h2>___________</h2>
vladimir1956 [14]2 years ago
3 0
The answer should be the last one D
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3^-1 ___ 1/4<br><br> =<br> &lt;<br> &gt;<br> answer thanks
dybincka [34]

3⁻¹  is <u>greater than </u>1/4

<u>Step-by-step explanation:</u>

3⁻¹ is nothing but the inverse of 3 .

So it can be written as 1/3.

Value of 1/3 can be found by dividing 1 by 3 to be 0.333...

Value of 1/4 can be found by dividing 1 by 4 to be 0.25

So 0.333 > 0.25

1/3 > 1/4

∴ 3⁻¹ > 1/4

6 0
3 years ago
I need help with this may question
Anastaziya [24]
The answer is 3) 400
3 0
3 years ago
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A 90% confidence interval for the average weight (in pounds) of Americans was found to be (185, 210). The point estimate for thi
Lynna [10]

Answer:

B. 12.5

Step-by-step explanation:

We have the lowe confidence interval = 185

The upper confidence interval = 210

Mean of X = (lower confidence + upper confidence interval)/2

Mean of X = 185 + 210/2

= 197.5

The margin of error = the upper confidence interval - mean of X

= 210-197.5

= 12.5

3 0
3 years ago
A bag has 4 red balls and 4 balls, what is the probability of getting a red ball randomly. ​
Mkey [24]

Answer:

1/2

Step-by-step explanation:

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8 0
3 years ago
Maya is helping a gardener plant 300 bulbs. They plant 20% of the bulbs on Monday and 30% of the bulbs on Tuesday. Maya says thi
Katyanochek1 [597]

Answer:

because the total is 300 not 100 so 50 is not reasonable because that is the percentage they planted and since it is more than 100 then it should be a percent of 300 not 100. Maya is wrong about placing 50 bulbs instead they placed 150.

Step-by-step explanation:

8 0
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