All Questions

564

if a driver was able to travel 600 miles in 3 hours, what is his average speed

Guest Mar 16, 2020

397

Please help as soon as possible

1. A line with slope 2/3 contains the point P(-18, -12). What is the x-intercept of the line?

2. The graphs of y=|x| and y=-x^2-3x-2 are drawn. For every x, a vertical segment connecting these two graphs can be drawn as read more ..

Guest Mar 16, 2020

593

tan^-1

how do I input a tan to the power of -1

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Guest Mar 16, 2020

1694

What is the general solution to the equation? tanθ=2cosθtanθ

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Guest Mar 16, 2020

633

Halp

Find a if the point (-6,a) is on the line that passes through (-1,7) and (3,-2).

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Guest Mar 16, 2020

888

help

The length of a rectangle is 9 centimeters less than the width. what are the dimensions of the rectangle if it’s area is 162 square centimeters

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Guest Mar 16, 2020

728

+309

Help please!

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oscar.a1551 Mar 16, 2020

1979

Solve the equation on the interval [0,2π) . 8cos2x+4cosx=0 What are ALL the correct solutions?

Solve the equation on the interval [0,2π). 8cos^2x+4cosx=0 Select ALL the correct solutions?

0 π3 π2 2π3 π 4π3 5π3 3π2 11π6

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Guest Mar 16, 2020

554

please help

A distributor has two gasohol blends: one that contains 5.00% alcohol and another with 11.0% alcohol. How many litres of each must be mixed to make 412 L of gasohol containing 9.50% alcohol

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Guest Mar 16, 2020

-1

675

+318

Pre Calc:(

Use the intermediate value theorem to show that the polynomial P(x) has a real zero in the interval [1,2]. Approximate this zero to two decimal places.
P(x)=2x^5-2x^2-10

read more ..

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mharrigan920 Mar 16, 2020

-1

720

+318

Pre Calc Help

Thank you in advance!!!! Will thumbs up all answers:)

Use the intermediate value theorem to show that the polynomial P(x) has a real zero in the interval [1,2]. Approximate this zero to two decimal places.
P(x)=2x^4-2x^3-13 read more ..

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mharrigan920 Mar 16, 2020

488

chemistry

Methane gas is compressed from 21 L to 2.5 L at a constant temperature. The final pressure is 20.3 atm. What was the original pressure?

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Guest Mar 16, 2020

1193

The graph of f(x)=tanx _____.

The graph of f(x)=tanx _____. Therefore, a domain restriction must be placed on the function for the inverse function to be defined. The domain restriction placed on f(x)=tanx is _____ so that its inverse function is defined.

Fill read more ..

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Guest Mar 16, 2020

763

help

Two quantities vary inversely. If the value of the first is 15 when the value of the second is 18, find the value of the second quantity when the first is 10.

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Guest Mar 16, 2020

789

+385

HELPP

The average of $x+6$, $6x+2$, and $2x+7$ is $4x-7$. What is $x$?

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Paresh Mar 16, 2020

-2

1210

+318

Pre Calc

please help and thank you for everyone who has answered my questions. i didnt know exactly how this site worked but i will thumbs up every answer so you get the points!!!! so appreciated thank you for helping :)))

Fencing with the read more ..

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mharrigan920 Mar 16, 2020

-2

1272

+105

aops system of equations problem ! please help

Let k be a real constant. Note that (x,y) = (0,0) is always a solution to the system-

x+3y = kx
3x+y = ky
read more ..

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matthewmacdell Mar 16, 2020

640

HELP

The 5-digit number $52\,28\square$ is a multiple of 6. Which digit is represented by $\square$?

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Guest Mar 16, 2020

452

PLSSS HELP

In the diagram, what is the perimeter of $\triangle PQR$?

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Guest Mar 16, 2020

1112

+385

HELPP

The number of rounds
of golf played by each golfer of an amateur golf association is shown in the chart below. What is the average number of rounds played by each golfer? Express your answer to the nearest whole number.

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Paresh Mar 16, 2020

596

math help needed

https://prnt.sc/rh92mr

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Guest Mar 16, 2020

694

Help please

Part 1) Let
and let
Show that A sends each of and to scalar multiples of themselves, and find the value of these scalars.
Part 2) Let n be a positive integer. Use part 1 to find the vectors read more ..

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Guest Mar 16, 2020

496

help

A country's population in 1993 was 116 million. In 2002 it was 121 million. Estimate the population in 2007 using the exponential growth formula. Round your answer to the nearest million.

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Guest Mar 16, 2020

419

PLEASE HELP!!

Let AB and CD be chords of a circle, that meet at point Q inside the circle. If AQ = 6, BQ = 12, and CD = 38, then find the minimuim length of CQ.

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Guest Mar 16, 2020

All Questions ⁺⁰237671 Questions

if a driver was able to travel 600 miles in 3 hours, what is his average speed

Please help as soon as possible

tan^-1

What is the general solution to the equation? tanθ=2cosθtanθ

Halp

help

Help please!

Solve the equation on the interval [0,2π) . 8cos2x+4cosx=0 What are ALL the correct solutions?

please help

Pre Calc:(

Pre Calc Help

chemistry

The graph of f(x)=tanx _____.

help

HELPP

Pre Calc

aops system of equations problem ! please help

HELP

PLSSS HELP

HELPP

math help needed

Help please

help

PLEASE HELP!!

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