All Questions

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595

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Mean score of 6 games is 15. The mean game of 7 games is 16. How many points were score in the seventh game?

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Guest Dec 16, 2020

0

558

1

Idk how to apply this floor and ceiling thing :(

Compute the domain of the function $$f(x)=\frac{1}{\lfloor x^2-7x+13\rfloor}.$$

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Guest Dec 16, 2020

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435

1

Can someone explain

Find \[\sum_{n = 1}^\infty \frac{n^2 + n - 1}{(n + 2)!}.\]

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Guest Dec 16, 2020

0

559

1

need help with geo

ABCD is a trapezoid, and AB is parallel to CE. If BD = 8 and DE = 7, then find the ratio of the area of triangle ADB to the area of triangle CDE.

read more ..

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Guest Dec 16, 2020

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519

1

folded paper

A square sheet of paper $ABCD$ is folded such that $B$ falls on the midpoint $M$ of $CD$. In what ratio does the crease divide $BC $?

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Guest Dec 16, 2020

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487

1

solve

Find all values of c such that c/(c - 5) = 4/(c - 1). If you find more than one solution, then list the solutions you find separated by commas.

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Guest Dec 16, 2020

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488

1

coordinates

A triangle has vertices A(−3, 3) , B(−1, 3) , and C(−1, −1). Where is the circumcenter of triangle ABC?

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Guest Dec 16, 2020

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594

2

geometry

A circular spinner for a game has a radius of 10 cm. The probability of winning on one spin of this spinner is 2/5. What is the area, in sq cm, of the WIN sector? Express your answer in terms of pi.

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Guest Dec 16, 2020

0

903

1

+18

The cost in millions of dollars for a company to manufacture 𝑥 thousand automobiles is given

The cost in millions of dollars for a company to manufacture 𝑥 thousand automobiles is given by the function 𝐶(𝑥) = 5𝑥 2 − 40𝑥 + 98. a. How many automobiles must the company produce to minimize the cost? b. How many automobiles is the company currently read more ..

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sixside Dec 16, 2020

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595

4

+18

trig is bad for my health :( HELP PLZ

"Sketch the piecewise-defined function. Then determine whether the function is continuous." I'm sorry I'm new and don't know how to make the picture small, I just really really really need help
read more ..

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sixside Dec 16, 2020

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509

1

please help

In triangle ABC, BC = 2, AB = 3, angle C = 110 degrees. Find angle ABC.

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Guest Dec 16, 2020

0

825

2

+18

Newton’s Law of Cooling

Suppose that an object with an initial temperature 𝑇0 is placed in an atmosphere of temperature 𝑇𝑎. Newton’s Law of Cooling states that the temperature of the object after 𝑡 minutes is given by the function 𝑇(𝑡) = 𝑇𝑎 + (𝑇0 − 𝑇𝑎 )𝑒 −𝑘𝑡, where read more ..

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sixside Dec 16, 2020

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1393

1

HELP

Liberty Middle School’s enrollment increased to 660 students. This is an increase of 10% over last year’s enrollment. What was last year’s enrollment?

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Guest Dec 16, 2020

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366

0

HELP PLZ!!!

For the functions 𝑓(𝑥) = √11 − 𝑥 + 4 and 𝑔(𝑥) = 𝑥 6 − 𝑥 , find the composition 𝑔 ∘ 𝑓 and give its domain using interval notation.

Guest Dec 16, 2020

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585

1

Find the average rate of change of ℎ(𝑡) = −𝑡 2 + 8𝑡 − 3 from 𝑡 = 1 to 𝑡 = 5.

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Guest Dec 16, 2020

0

2343

1

Please help!!

If Jonah reverses the two digits of his age, divides the resulting number by three, and then adds 20, the result is Jonah’s age. How old is Jonah?

No explanation needed, just answer please

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Guest Dec 16, 2020

0

412

2

multiples

How many positive multiples of 7 that are less than 2000 end with the digit 8?

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Guest Dec 16, 2020

0

524

2

+18

Let 𝜃 be an angle in quadrant II such that tan 𝜃 = −47. Find sin 𝜃 and sec

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sixside Dec 16, 2020

0

456

1

base number

A certain integer has 4 digits when written in base 8. The same integer has d digits when written in base 3. What is the sum of all possible values of d?

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Guest Dec 16, 2020

0

605

3

+20

Correct Logarithmic Expressions Responses

https://docs.google.com/document/d/1gUrLk5yYSoss8DYLsiEeXN9spJUWpT9TgAMkycEzfec/edit

Thank you ~~~

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dakota2290 Dec 15, 2020

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511

1

Mr.Beast

10 Views equal 1 penny 50 million views in current use how much is currently there

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Guest Dec 15, 2020

0

590

1

function

The function f(n) = 3f(n-2) - f(n-1), where f(2) = 3 and f(1) = -1. What is the value of f(5)?

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Guest Dec 15, 2020

0

619

2

65% of what is 1

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Guest Dec 15, 2020

0

456

1

PLS HALP

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Guest Dec 15, 2020

All Questions ⁺⁰238211 Questions

Mean score of 6 games is 15. The mean game of 7 games is 16. How many points were score in the seventh game?

Idk how to apply this floor and ceiling thing :(

Can someone explain

need help with geo

folded paper

solve

coordinates

geometry

The cost in millions of dollars for a company to manufacture 𝑥 thousand automobiles is given

trig is bad for my health :( HELP PLZ

please help

Newton’s Law of Cooling

HELP

HELP PLZ!!!

Find the average rate of change of ℎ(𝑡) = −𝑡 2 + 8𝑡 − 3 from 𝑡 = 1 to 𝑡 = 5.

Please help!!

multiples

Let 𝜃 be an angle in quadrant II such that tan 𝜃 = −47. Find sin 𝜃 and sec

base number

Correct Logarithmic Expressions Responses

Mr.Beast

function

65% of what is 1

PLS HALP

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