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1048

Algebra

1. Suzette ran and biked for a total of 60 mi in 6 h. Her average running speed was 4 mph and her average biking speed was 12 mph.
Let x = total hours Suzette ran.
Let y = total hours Suzette biked.
Use substitution read more ..

ChessPlayer ●●

Guest Nov 15, 2019

488

Help pls

In Triangle ABC, the circumcenter and orthocenter are collinear with vertex A. Which of the following statements must be true?
(1) Trinagle ABC must be an isosceles triangle.
(2) Triangle ABC must be an equilateral read more ..

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Guest Nov 15, 2019

689

help

If and find

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Guest Nov 15, 2019

1334

+309

Please help...

What are the solutions to the system of conics?
x^2/4 − y^2/2 = 1
x^2 = 4(y+2)
read more ..

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oscar.a1551 Nov 15, 2019

782

Can anybody help?

The sides of Traingle ABC have lengths sqrt10, sqrt10, and 2. What is the circumradius of Traingle ABC?

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Guest Nov 15, 2019

787

help

Find all n satisfying 1 + 3 + 5 + 7 + ... + 125 = n + (n + 2) + (n + 4) + (n + 6) + ... + 209.

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Guest Nov 15, 2019

920

help

Simplify (x^2 - 25)/(x^2 + 10x + 25).

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Guest Nov 15, 2019

1231

-1

HELP!!!!!

Alison joins together nine squares with side lengths 1,4,7,8,9,10,14,15 and 18 cm with no gaps and no overlaps, to form a rectangular quilt.

A) Can you find the dimensions of the finished quilt and show how Alison fitted the read more ..

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Charley Nov 15, 2019

529

help

Instead of starting the Fibonacci with 1,1,2,3,5 etc. Imagine it starting with 2,2,4,6,etc. In the case of this sequence, would 8362 be part of this sequence?

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Guest Nov 15, 2019

-1

971

+379

Help please!

deleted.

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sinclairdragon428 Nov 15, 2019

1034

+283

I need help, but it's not urgent haha :)

Given the function f(x) = 4x^2 - 10x + 9, What is the average rate of change for f ove rthe interval 2.6 le x le 5.2?

(le means less than or equal too btw :))
read more ..

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ANotSmartPerson Nov 15, 2019

754

help

The point in polar coordinates is in rectangular coordinates. What is the point in rectangular coordinates?

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Guest Nov 15, 2019

1650

Below is a portion of the graph of a function, y=h(x):

Below is a portion of the graph of a function, y=h(x):

read more ..

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Guest Nov 15, 2019

646

help

Let be the set of points with polar coordinates such that and . Find the area of .

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Guest Nov 15, 2019

683

help

1. round 12 11/48 to the nerst half need answer fast

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Guest Nov 15, 2019

1048

+449

Rom.

In 3 days it will be 1 month since Rom has shown vanished from this website. Rom If you are reading this we (as a whole website) hope you come back. There is always candle lit for your return.

Thank you for your service. read more ..

off-topic

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SVS2652 Nov 15, 2019

673

Help

Triangle ABC has circumcenter O. If AB=10 and [ABC]=30, find the circumradius of triangle ABC

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Guest Nov 15, 2019

1118

+2864

[Check] AMC 8 Grinding Practice Question

How many factors of 900 have exactly 18 factors

read more ..

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CalculatorUser Nov 15, 2019

1632

+159

Geometry question.

In triangle we have that and What is the length of the shortest angle bisector in ? Express your answer in simplest radical form.

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VooFIX Nov 15, 2019

979

+707

did i do this incorrectly?

The problem states that this matrix:

is multiplied by this matrix: (these are the vertices of a parallelogram btw the first row represents the x coordinate the second represents the y coordinate and the read more ..

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Nirvana Nov 15, 2019

1349

HALP!!

What is the area enclosed by the region defined by the equation x^2+y^2+10x+24y=0?

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Guest Nov 15, 2019

850

HALP!!

The parabola with equation y=ax^2+bx+c is graphed below:
The zeros of the quadratic ax^2 + bx + c are at x=m and x=n, where m>n. What is m-n ? read more ..

hectictar ●

Guest Nov 15, 2019

1096

+312

GEOMETRY IV

In the figure, what is the area of triangle ABD? Express your answer as a common fraction.

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mathleteig Nov 15, 2019

1416

+73

Need help again LOL

If

C=G - 3F
find the trinomial that represents C when F= 2x2 + 6x - 5 and G=3x2 + 4 read more ..

hectictar ●

kminery19 Nov 15, 2019

All Questions ⁺⁰237641 Questions

Algebra

Help pls

help

Please help...

Can anybody help?

help

help

HELP!!!!!

help

Help please!

I need help, but it's not urgent haha :)

help

Below is a portion of the graph of a function, y=h(x):

help

help

Rom.

Help

[Check] AMC 8 Grinding Practice Question

Geometry question.

did i do this incorrectly?

HALP!!

HALP!!

GEOMETRY IV

Need help again LOL

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