HELP ME PLEASE I ONLY HAVE 5 MIN

Mathematics

1 answer:

lubasha [3.4K]2 years ago

5 0

Answer:

L = (-1.5, 2) U = (1.5, 2.5) V = (1, -0.5)

Step-by-step explanation:

Just divided everything by two.

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LuckyWell [14K]

$-\frac{s}{3} > 6\ \ \ |change\ signs\\\\\frac{s}{3} < -6\ \ \ \ |multiply\ both\ sides\ by\ 3\\\\\boxed{s < -18\Rightarrow s\in(-\infty;-18)}\\\\Answer:\boxed{\bxoed{?}}\\\\I\ think,\ correct\ equation\ is:-\frac{s}{3} \geq6\\\\therefore\ answer\ is\ \boxed{\boxed{D.\ s\leq-18}}$

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2 years ago

Find the sum. <br> (- 7/2 z + 4) + (1/5 z - 15)<br> HELPPP

Nonamiya [84]

Answer:

-33/10z - 11

Step-by-step explanation:

since all of these terms are being added, there are no need for the parenthesis

-7/2z +4 + 1/5z -15

add like terms (to add the fractions, convert them to a common denominator)

-7/2z + 4 + 1/5z - 15

-35/10z + 2/10z - 11

-33/10z - 11

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2 years ago

The mapping diagram shows a relation. A mapping diagram shows a relation, using arrows, between inputs and outputs for the follo

natita [175]

Explanation is in the file

tinyurl.com/wpazsebu

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2 years ago

Read 2 more answers

You believe the population is normally distributed. Find the 80% confidence interval. Enter your answer as an open-interval (i.e

victus00 [196]

You intend to estimate a population mean μ from the following sample. 26.2 27.7 8.6 3.8 11.6 You believe the population is normally distributed. Find the 80% confidence interval. Enter your answer as an open-interval (i.e., parentheses) accurate to twp decimal places.

Answer:

The Confidence interval = (8.98 , 22.18)

Step-by-step explanation:

From the given information:

mean = $\dfrac{ 26.2+ 27.7+ 8.6+ 3.8 +11.6 }{5}$