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3 years ago

Is 9 a solution to 3y<27

1 answer:

6 0

No, because if y is in fact 9 then the expression $3y$ evaluates to $27$ which is a false hence y cannot be 9 but rather $y\in(-\infty,9)$ .

Hope this helps.

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The roots of x2 -( ) +34 are 5 -/+3i

asambeis [7]

Answer: 10

Step-by-step explanation:

Vieta's formulas :

5 - 3i + 5 + 3i = b ⇒ b =10

Now, we have the equation:

x² -10x + 34 = 0

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7 0

3 years ago

25 points

lbvjy [14]

Answer:

unit_4_study_guide_solutions.pdf

Step-by-step explanation:

This link is a study guide, and on the LAST PAGE it has the answer to your question!

4 0

4 years ago

A bakery sold 115 cupcakes in one day. The head baker predicted he would sell 95 cupcakes that day. What was the percent error o

Brut [27]

It was about 17.4%
======================================================================

% error=
actual value-estimated value
Then divide that by actual value

5 0

3 years ago

Greg installed a circular drain that has a diameter of 4.8 inches. To the nearest tenth of an inch what is circumference of the

My name is Ann [436]

The circumference of the drain to the nearest tenth is 15.10 inches.

<h3>What is the circumference?</h3>

The circumference of the drain is the distance round the drain. Since the drain has the shape of a circle, the formula used to determine the circumference of a circle would be used to determine the circumference of the drain.

Circumference of the drain = πd

3.14 x 4.8 =15.10 inches

To learn more about how to determine the circumference of a circle, please check: brainly.com/question/14351152

#SPJ1

6 0

2 years ago

Which situation CANNOT be represented by this equation? 6−7=29?

lakkis [162]

Answer:

The answer is Joel earns $7 per hour to mow his aunt’s lawn. If he spends $6 on gas, how many hours, x, will he need to mow to have $29 left?

Step-by-step explanation:

5 0

3 years ago