All Questions

636

Graph the function f(x)

Graph the function f(x) = -sec(x/4) +3 on the interval [-2pi,6pi]

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Guest Dec 21, 2020

390

coordinates

Three of the four vertices of a rectangle are (5,11), (6,11) and (16,-2). What is the area of the intersection of this rectangular region and the region inside the graph of the equation (x - 5)^2 + (y + 2)^2 = 16? Express your answer as read more ..

Guest Dec 21, 2020

-1

673

+73

Jayla is investigating potential relationships between one having a few programming skills and a canine pet preference.

Jayla is investigating potential relationships between one having a few programming skills and a canine pet preference. Assume a survey of 200 randomly selected persons revealed the following data:

The probability of selecting a person read more ..

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GAMEMASTERX40 Dec 21, 2020

515

need help with geo

The midpoints of a regular hexagon are connected to form another regular hexagon. Find the ratio of the area of the smaller hexagon to the larger hexagon.

read more ..

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Guest Dec 21, 2020

585

lines

The line y= -12/5x + 2 is exactly 8 units away from two other lines parallel to it. The distance in units between the y-intercepts of these two other lines is?

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Guest Dec 21, 2020

1029

+466

The graph of $y=\frac{5x^2-9}{3x^2+5x+2}$ has a horizontal asymptote at $y=a$. What is $a$?

help please

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dududsu2 Dec 21, 2020

506

uhhhh how does this work

how do you solve this question:
How many triangles are in the figure shown here?
I don't know how to solve this question.

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Guest Dec 21, 2020

583

HELP!!

The exchange of carbon dioxide and oxygen during photosynthesis and cellular respiration worldwide helps to keep atmospheric and carbon dioxide at what level?

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Guest Dec 21, 2020

569

help with geometry

ABCD is a square with side length 1. A circle passes through B, C, and is tangent to the midpoint of AD (at E). What is the radius of the circle?

read more ..

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Guest Dec 21, 2020

519

Anybody Willing to Help?

For how many ordered pairs $(A,B)$ where $A$ and $B$ are positive integers is $AAA_7+BBB_7=666_7?$

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Guest Dec 21, 2020

575

linear inequality

Find a linear inequality with the following solution set. Each grid line represents one unit.

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Guest Dec 21, 2020

579

PLEASE HELP QUICK!!! D:

When the number is divided by , what is the remainder?We have positive integers $a,$ $b,$ and $c$ such that $a > b > c.$ When $a,$ $b,$ and $c$ are divided by $19$, the remainders are $4,$ $2,$ and $18,$ respectively. When the read more ..

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Guest Dec 21, 2020

469

soru

40.cos(50)

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Guest Dec 21, 2020

473

help plz

Let n be a positive integer and let k be the number of positive integers less than that are invertible modulo . If , then what is the remainder when k is divided by 13 ?

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Guest Dec 21, 2020

432

pascal's triangle

Let f(n) be the base-10 logarithm of the product of the elements of the nth row in Pascal's triangle. Find f(10),

Guest Dec 21, 2020

1012

+466

Let $S$ be the set of all real numbers $\alpha$ such that the function\[\frac{x^2+5x+\alpha}{x^2 + 7x - 44}\]can be expressed as a quotient

can be expressed as a quotient of two linear functions. What is the sum of the elements of ?

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dududsu2 Dec 21, 2020

897

+466

If $x+y=9$ and $xy=10$, what is the value of $x^3+y^3$?

help please

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dududsu2 Dec 21, 2020

-1

650

+73

Jamire is observing potential relationships between one having no trust in government and no widows peak.

Jamire is observing potential relationships between one having no trust in government and no widows peak. Assume a survey of 100 randomly selected persons revealed the following data:

The probability of selecting a person with a trust read more ..

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GAMEMASTERX40 Dec 21, 2020

492

minimum value

Let (x,y) be an ordered pair of real numbers that satisfies the equation x^2 + y^2 = 14x + 40y. What is the minimum value of x?

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Guest Dec 21, 2020

635

+367

Please help thank you

Please help Thank you

and are both nonconstant geometric sequences with different common ratios. We have
Find the sum of the common ratios of the two sequences. read more ..

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imdumb Dec 21, 2020

1786

a-3a

what is a-3a

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Guest Dec 21, 2020

552

Help!

Compute the sum of (a + (2n + 1)d)^2 - (a + (2n)d)^2 + (a + (2n - 1)d)^2 - (a + (2n - 2)d)^2 + ... + (a + d)^2 - a^2.

Can someone show a step by step solution to this problem? Thanks! read more ..

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yutwan Dec 21, 2020

461

circle formula

For what value of c will the circle with equation x^2 + 6x + y^2 - y + c = 0 have a radius of length 4?

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Guest Dec 21, 2020

659

Plz help!

Suppose \[\frac{1}{x^3-x^2-21x+45}=\frac{A}{x+5}+\frac{B}{x-3} + \frac{C}{(x - 3)^2}\]where $A$, $B$, and $C$ are real constants. What is $A$?

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Guest Dec 21, 2020

412

help with triangle

We have triangle ABC where AB = AC and AD is an altitude. Meanwhile, E is a point on AC such that AB is parallel to DE. If BC = 18 and the area of triangle ABC is 150, what is the area of ABDE?

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Guest Dec 21, 2020

All Questions ⁺⁰237749 Questions

Graph the function f(x)

coordinates

Jayla is investigating potential relationships between one having a few programming skills and a canine pet preference.

need help with geo

lines

The graph of $y=\frac{5x^2-9}{3x^2+5x+2}$ has a horizontal asymptote at $y=a$. What is $a$?

uhhhh how does this work

HELP!!

help with geometry

Anybody Willing to Help?

linear inequality

PLEASE HELP QUICK!!! D:

soru

help plz

pascal's triangle

Let $S$ be the set of all real numbers $\alpha$ such that the function\[\frac{x^2+5x+\alpha}{x^2 + 7x - 44}\]can be expressed as a quotient

If $x+y=9$ and $xy=10$, what is the value of $x^3+y^3$?

Jamire is observing potential relationships between one having no trust in government and no widows peak.

minimum value

Please help thank you

a-3a

Help!

circle formula

Plz help!

help with triangle

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