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645

please help parabola q.

assume an arch is shaped like a parabola. It is 20ft wide at base and 80 ft high
a. find equation that models arch
b. how wide is arch 20ft above ground?

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Guest Nov 28, 2018

651

Help unsure if I’m doing this right!

At Disneyland they sell candy to fundraise for outside charities. They sell about 5500 candy bars at a profit of $0.75/each. Each $0.50 increase in the price will increase the profit of each candy bar by $0.50. However, they will sell about 1000 fewer candy read more ..

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Guest Nov 28, 2018

838

Tree Diagram problem?

How would I make a tree diagram out of this problem?

1.
read more ..

Guest Nov 28, 2018

910

A room measuring 35/3m by 63/8m is to be tiled with square tiles of maximum size so that the tiles fit the dimensions of the room exactly.

A room measuring 35/3m by 63/8m is to be tiled with square tiles of maximum size so that the tiles fit the dimensions of the room exactly. How many tiles are required?

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CAN011011011011 Nov 28, 2018

932

-2x=-2x

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Guest Nov 28, 2018

572

What are the points of inflection for f'(x)=(3x(x^2+27))/(x^2-9)^3

What are the points of inflection for f"(x)=(3x(x^2+27))/(x^2-9)^3

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Guest Nov 28, 2018

-1

724

The angle formed by the tangents to $y = x^2$ from the point $(r,s)$ in the second quadrant is bisected by the line through $(r,s)$ with slo

The angle formed by the tangents to from the point (r,s) in the second quadrant is bisected by the line through (r,s) with slope 1. Compute s.

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Guest Nov 28, 2018

1641

+1995

Confused

You ask the production team to make some candles for the sale. The team is not sure how many they can produce in your short time frame, so they ask for an acceptable range for how many of each candle they should make.
Use your costs and recommended read more ..

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jjennylove Nov 28, 2018

Nov 27, 2018

626

A congruence

What is the remainder of the following congruence:
[1^1000 + 2^1000 + 3^1000 +.....+100^1000] mod 1000 =? Any help would be appreciated. Thank you.

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Guest Nov 27, 2018

1269

Colored balls pulled out of bag

There is a bag full of 30 different colored and/or patterned balls. How many different three ball combinations can you have if you pull three balls out of the bag?

then
read more ..

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Guest Nov 27, 2018

600

WHAT IS -2/3 DIVIDED BY 3 3/4

ElectricPavlov ●

Guest Nov 27, 2018

536

help

Rhombus ABCD has perimeter 148, and one of its diagonals has length of 24. How long is the other diagonal?

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Guest Nov 27, 2018

986

What order for dimensions of a room?

I am given 20 ft by 18 ft by 8 ft for a room, but I don't know which number is which, like is 20ft the width or the length? I think this is a rectangular prism but I don't know what the values represent or what their order is. read more ..

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Guest Nov 27, 2018

937

+38

Math

A guy own 10 white toy bulls, 14 yellow toy bulls, and 8 black toy bulls.
If he is blindfolded, and puts 11 bulls in one bag, and 11 in another bag, what is the chance of a yellow bull being in bag 1, and the chance of a black bull being in both read more ..

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DaP1ckle Nov 27, 2018

948

+818

help!

Which type of conic section is described by the equationEnter "C" for circle, "P" for parabola, "E" for ellipse, "H" for hyperbola, and "N" for none of the above.

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mathtoo Nov 27, 2018

907

+2448

Write the equation of a line that is perpendicular to x=8 and goes through (4,-2)

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RainbowPanda Nov 27, 2018

555

help

why do i have no freinds

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Guest Nov 27, 2018

1366

help

To dilute a cleaning product for use, 56 cl of concentrate needs to be added to 3 l of water. Heidi uses 12 l of water to make the cleaning liquid.
How much cleaning liquid has she made, in l? read more ..

ElectricPavlov ●●

Guest Nov 27, 2018

729

+2448

Do you solve this the same way?

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RainbowPanda Nov 27, 2018

1184

HELP!

A restaurant has 8.3 l of juice. It sells juice by the glass. Each glass will hold 275 ml of juice. How many full glasses of juice could the restaurant sell?
read more ..

DaP1ckle ●●

Guest Nov 27, 2018

918

+38

Math

John's living room is 440.25 ft2. He wants to redo the carpet floor, and make it wooden. It cost $0.89 cents per square foot. How much money would he need to redo them?

John also wants to paint his house. He asked his threee read more ..

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DaP1ckle Nov 27, 2018

604

math

what is 16 divided by y over 2

ElectricPavlov ●

Guest Nov 27, 2018

602

Finding the area

sue has 100 ft of fencing she wants to put around a rectangular area next to her barn the barn will form one side of that area. Find the dimension that will enclose the maximum area. Find the maximum area

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Guest Nov 27, 2018

1067

+2448

Write an equation of a line that is parallel to 6x-3y=9 that contains the point (-5,-8)

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RainbowPanda Nov 27, 2018

All Questions ⁺⁰237748 Questions

please help parabola q.

Help unsure if I’m doing this right!

Tree Diagram problem?

A room measuring 35/3m by 63/8m is to be tiled with square tiles of maximum size so that the tiles fit the dimensions of the room exactly.

-2x=-2x

What are the points of inflection for f'(x)=(3x(x^2+27))/(x^2-9)^3

The angle formed by the tangents to $y = x^2$ from the point $(r,s)$ in the second quadrant is bisected by the line through $(r,s)$ with slo

Confused

A congruence

Colored balls pulled out of bag

WHAT IS -2/3 DIVIDED BY 3 3/4

help

What order for dimensions of a room?

Math

help!

Write the equation of a line that is perpendicular to x=8 and goes through (4,-2)

help

help

Do you solve this the same way?

HELP!

Math

math

Finding the area

Write an equation of a line that is parallel to 6x-3y=9 that contains the point (-5,-8)

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