All Questions ⁺⁰237665 Questions

-4

790

3

+1008

I belive I know what i am doing but could some just explain the process

The figure shows a carpeted room. How many square feet of the room are carpeted? read more ..

Nickolas Mar 21, 2019

0

923

4

+82

DAY 3/20/19

How was everyone's day yesterday??

off-topic

kminery62 Mar 21, 2019

-4

874

9

+1008

Help 10

The net of a square pyramid is shown:

What read more ..

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Nickolas Mar 21, 2019

-4

920

4

+1008

Help 9

The net of a solid figure is shown below:

Which read more ..

Nickolas Mar 21, 2019

-5

915

4

+1008

Help 8

The surface area of the prism is _____ square units. All measurements in the image below are in units. (Input whole number only.) read more ..

Nickolas Mar 21, 2019

0

951

1

What is the measure of the third angle? and how tall is a person that casts a 1.5 foot shadow

5. What is the measure of the third angle, in degrees, in a triangle in which two of the angles measure 32 degrees and 61 degrees?
The third angle is ? degrees.

6. read more ..

ElectricPavlov ●

Guest Mar 21, 2019

0

679

1

Normal distribution - probability Please help!!

The daily demand for gas at Good’s Gas station is normally distributed with a mean of 1812 gallons and a standard deviation of 254 gallons.

(a) What is the probability that the demand for gas will exceed 2000 gallons read more ..

Guest Mar 21, 2019

0

639

3

Normal distribution- Please help!!

Suppose that the life of an Evercharged battery is normally distributed with a mean life of 12 hours and a standard deviation of 0.72 hours. What percent of Evercharged batteries will last:
a) less than 11.5 hours
b) more read more ..

Guest Mar 21, 2019

+1

763

1

+90

help

Create a quiz for Unit 7: Rational and Radical Functions
Create your own 10 questions and answer key (with detailed solutions).
Make sure 5 questions are dealing with radical and 5 are dealing with rational functions. read more ..

kalabmath Mar 21, 2019

0

756

1

polynomials

A polynomial P(x) is divided by x2+x-2. P(-2)=5, P(1)=20. Find the remainder of the division said above.

Guest Mar 21, 2019

0

1191

0

please check if I'm correct geometric sequences

please check if I'm correct.

1. enter the explicit rule for the geometric sequence
9,6,4,8/3 read more ..

Guest Mar 21, 2019

0

623

1

Precalc- trig stuff

Find an algebraic expression for .
I don't understand why the answer has to be simplified from to since radical x2 isn't equal to x when x is negative.

Guest Mar 21, 2019

0

1001

1

How do you find the exact value of this? (sin(-4pi/3))(cos(11pi/6))-(tan(5pi/6))(cos(pi/3))

(sin(-4pi/3))(cos(11pi/6))-(tan(5pi/6))(cos(pi/3))

Guest Mar 21, 2019

0

1806

2

i may have posted this but I can't find it...

For all real numbers $r$ and $s$, define the mathematical operation $\#$ such that the following conditions apply: $r\ \#\ 0 = r, r\ \#\ s = s\ \#\ r$, and $(r + 1)\ \#\ s = (r\ \#\ s) + s + 1$. What is the value of $11\ \#\ 5$?

For all read more ..

Guest Mar 21, 2019

0

746

1

Find the positive real value of t that satisfies

Find the positive real value of t that satisfies

Guest Mar 21, 2019

0

2657

3

I need Arc length and travel time help please

1. Big Ben, the famous clock in London, has a minute hand that is 14 feet long. How far does the tip of the minute hand of Big Ben travel in 20 minutes? Round your answer to the nearest tenth.
The tip of the minute hand on Big Ben travels feet in read more ..

Guest Mar 21, 2019

+1

677

2

Need help, please!!

Hi, I need help with these questions. I'm not at all good with this :/

1st- Im terribe at word problems, especially this one:
read more ..

Guest Mar 21, 2019

0

1336

2

Right triangle trig word problem help

1. If a skateboard ramp is 7 feet long and has an angle of inclination of 2 degrees, what is the vertical rise of the ramp to the nearest tenth?
The vertical rise of the ramp is ? feet.

2. Suppose the angle read more ..

Guest Mar 21, 2019

+1

697

1

+38

Help with ellipses

Suppose that the graph of 2x^2 + y^2 + 8x - 10y + c = 0 consists of a single point. Find c.

Dahdahda Mar 21, 2019

0

2200

3

Help pleaseee

Let $ABCD$ be a convex quadrilateral, and let $M$ and $N$ be the midpoints of sides $\overline{AD}$ and $\overline{BC}$, respectively. Prove that $MN \le (AB + CD)/2$. When does equality occur?

Guest Mar 21, 2019

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