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If x^2=x+1, then x^4=?

by Max@Math Revolution » Fri Nov 30, 2018 12:45 am

Last post by Max@Math Revolution
Sun Dec 02, 2018 5:42 pm

The equation of a circle in the x-y coordinate plane is x^2

by Max@Math Revolution » Thu Nov 29, 2018 1:36 am

Last post by Max@Math Revolution
Sun Dec 02, 2018 5:41 pm

A club has 10 members. One president and two vice-presidents

by Max@Math Revolution » Wed Nov 28, 2018 12:20 am

Last post by Max@Math Revolution
Fri Nov 30, 2018 12:44 am

if the straight line y = x + c is tangent to the circle (x-1

by fskilnik@GMATH » Sun Nov 25, 2018 9:30 am

Last post by fskilnik@GMATH
Thu Nov 29, 2018 4:12 pm

If 1+2+2^2+... +2^n=2^{n+1}-1, what is the largest prime fac

by Max@Math Revolution » Tue Nov 27, 2018 1:31 am

Last post by fskilnik@GMATH
Thu Nov 29, 2018 10:35 am

New cars leave a car factory in a repeating pattern of red,

by AAPL » Thu Nov 29, 2018 5:11 am

Last post by fskilnik@GMATH
Thu Nov 29, 2018 7:08 am

James started from his home and drove eastwards at a

by AAPL » Thu Nov 29, 2018 5:01 am

Last post by GMATGuruNY
Thu Nov 29, 2018 5:11 am

Difficult Manhatan Problem

by kakz » Mon Oct 24, 2011 9:35 am

Last post by Brent@GMATPrepNow
Wed Nov 28, 2018 9:21 am

A chili recipe calls for the final mixture to consist of 1/2

by vinni.k » Mon Nov 26, 2018 8:14 am

Last post by vinni.k
Wed Nov 28, 2018 5:45 am

Let A=2^50, B=3^30, and C=4^20. Which of the following is tr

by Max@Math Revolution » Sun Nov 25, 2018 11:26 pm

Last post by Max@Math Revolution
Wed Nov 28, 2018 12:19 am

In a certain apartment building, there are one-bedroom and t

by Mike@Magoosh » Mon Feb 23, 2015 3:50 pm

Last post by shardauniversity
Tue Nov 27, 2018 10:57 pm

At an auto detailing company, it takes 15 minutes for an

by swerve » Mon Nov 26, 2018 10:21 am

Last post by fskilnik@GMATH
Tue Nov 27, 2018 6:07 pm

In the xy-coordinate system, rectangle ABCD is inscribed

by BTGmoderatorLU » Mon Nov 26, 2018 2:40 pm

Last post by Jay@ManhattanReview
Mon Nov 26, 2018 11:09 pm

A six-digit positive integer, ABCDEF, is divisible by all

by BTGmoderatorDC » Mon Nov 26, 2018 12:41 am

Last post by fskilnik@GMATH
Mon Nov 26, 2018 4:45 am

Find x^4 + 1/x^4 if x â€“ 1/x = 2.

by Max@Math Revolution » Thu Nov 22, 2018 11:42 pm

Last post by Max@Math Revolution
Sun Nov 25, 2018 5:26 pm

In the figure above, lines k1 and k2 are parallel to each

by BTGmoderatorLU » Thu Nov 22, 2018 1:42 pm

Last post by deloitte247
Sat Nov 24, 2018 1:43 pm

List M consists of 50 decimals, each of which has a value be

by BTGmoderatorDC » Fri Nov 23, 2018 4:27 am

Last post by swerve
Fri Nov 23, 2018 10:11 am

Find the units digit of 3^{2018} - 2^{2018}.

by Max@Math Revolution » Wed Nov 21, 2018 2:28 am

Last post by Max@Math Revolution
Thu Nov 22, 2018 11:41 pm

Which of the following is NOT a point on the circle of

by BTGmoderatorLU » Wed Nov 21, 2018 2:22 pm

Last post by fskilnik@GMATH
Thu Nov 22, 2018 2:40 am

A man walking at a constant rate of 4 miles per hour is pass

by swerve » Wed Nov 21, 2018 10:24 am

Last post by GMATGuruNY
Wed Nov 21, 2018 2:39 pm

Problem solving:Prime numbers.

by ash4gmat » Mon Nov 09, 2015 9:41 am

Last post by Anaira Mitch
Wed Nov 21, 2018 6:14 am

What is the area of a regular hexagon with side-length 2?

by Max@Math Revolution » Sun Nov 18, 2018 11:28 pm

Last post by Max@Math Revolution
Wed Nov 21, 2018 2:26 am

In the given diagram, the circle touches the y-axis at the

by BTGmoderatorDC » Sat Nov 17, 2018 8:12 pm

Last post by Jay@ManhattanReview
Tue Nov 20, 2018 10:18 pm

A woman has seven cookies - four chocolate chip and three

by BTGmoderatorLU » Mon Nov 19, 2018 3:11 pm

Last post by GMATGuruNY
Tue Nov 20, 2018 4:04 am

The number line above represents which of the following

by swerve » Mon Nov 19, 2018 8:44 am

Last post by Brent@GMATPrepNow
Mon Nov 19, 2018 10:57 am

Three circles with radii of 2 cm , 3 cm, and 5 cm,

by AAPL » Mon Nov 19, 2018 5:26 am

Last post by fskilnik@GMATH
Mon Nov 19, 2018 10:20 am

If 1/x(x-1)+1/x(x+1)=1/(x+1)(x-1), what is the value of x?

by Max@Math Revolution » Fri Nov 16, 2018 2:09 am

Last post by Max@Math Revolution
Sun Nov 18, 2018 5:08 pm

If xy : yz : zx = 1:2:3, then what is x : y : z ?

by Max@Math Revolution » Thu Nov 15, 2018 1:37 am

Last post by Max@Math Revolution
Sun Nov 18, 2018 5:07 pm

In the rhombus ABCD, the length of diagonal BD is 6 and the

by AAPL » Fri Nov 16, 2018 4:43 am

Last post by Brent@GMATPrepNow
Fri Nov 16, 2018 6:34 am

The range of set X is 9 and the range of set Y is 18. Which

by Max@Math Revolution » Wed Nov 14, 2018 12:22 am

Last post by Max@Math Revolution
Fri Nov 16, 2018 2:06 am

OG2016 PS If x = -1,

by lionsshare » Mon Aug 28, 2017 1:28 pm

Last post by ca7ch22
Thu Nov 15, 2018 5:46 pm

In a certain game, a large bag is filled with blue, green,

by BTGmoderatorDC » Mon Nov 05, 2018 9:20 pm

Last post by [email protected]
Thu Nov 15, 2018 10:03 am

If xy â‰ 0 and x^2+4y^2=4xy, (x+y)/(x-y)=?

by Max@Math Revolution » Tue Nov 13, 2018 3:32 am

Last post by fskilnik@GMATH
Thu Nov 15, 2018 8:37 am

The table above shows the distribution of tests scores for a

by BTGmoderatorLU » Wed Nov 14, 2018 2:29 pm

Last post by Brent@GMATPrepNow
Wed Nov 14, 2018 5:02 pm

# X-Axis Intercepts

by bml1105 » Thu Jun 05, 2014 1:08 pm

Last post by Brent@GMATPrepNow
Wed Nov 14, 2018 8:43 am

What is the area of a regular octagon with side-length 2?

by Max@Math Revolution » Mon Nov 12, 2018 12:02 am

Last post by Max@Math Revolution
Wed Nov 14, 2018 12:21 am

GMATPrep

by djsir007 » Wed Apr 18, 2007 3:58 pm

Last post by fskilnik@GMATH
Tue Nov 13, 2018 12:52 pm

Distance Problem

by bobdylan » Sat Jun 02, 2012 7:49 am

Last post by [email protected]
Tue Nov 13, 2018 10:52 am

Paul sells encyclopedias door-to-door. He earns $160 on

by AAPL » Fri Nov 09, 2018 7:25 am

Last post by [email protected]
Tue Nov 13, 2018 10:45 am

On a wedding catering service, An experienced chef can

by BTGmoderatorDC » Fri Nov 09, 2018 12:02 am

Last post by GMATGuruNY
Tue Nov 13, 2018 10:44 am

In the figure AB and CD are two diameters of circle.

by BTGmoderatorDC » Sun Nov 11, 2018 9:35 pm

Last post by GMATGuruNY
Mon Nov 12, 2018 3:26 pm

OG #217 question

by jamesk486 » Thu Apr 19, 2007 6:42 am

Last post by fskilnik@GMATH
Mon Nov 12, 2018 1:21 pm

During the four years that Mrs. Lopez owned her car, she

by BTGmoderatorDC » Sun Nov 11, 2018 9:40 pm

Last post by [email protected]
Mon Nov 12, 2018 11:09 am

A box contains 10 balls numbered from 1 to 10 inclusive. If

by BTGmoderatorDC » Fri Nov 09, 2018 12:04 am

Last post by swerve
Mon Nov 12, 2018 9:45 am

ps500 test25 #20

by dunkin77 » Wed Apr 18, 2007 11:53 am

Last post by Scott@TargetTestPrep
Mon Nov 12, 2018 7:27 am

If a cube Aâ€™s volume is 216 times of a cube Bâ€™s, the cub

by Max@Math Revolution » Fri Nov 09, 2018 12:15 am

Last post by Scott@TargetTestPrep
Mon Nov 12, 2018 7:05 am

Which of the following are roots of an equation 10x^{-2}+x^{

by Max@Math Revolution » Thu Nov 08, 2018 12:35 am

Last post by Max@Math Revolution
Sun Nov 11, 2018 9:54 pm

In the "Mashburn" pharmaceutical company there are

by BTGmoderatorDC » Thu Nov 08, 2018 2:08 am

Last post by Scott@TargetTestPrep
Sun Nov 11, 2018 7:24 pm

GMATPrep: On July 1 of last year, total employees at company

by NandishSS » Sat Oct 21, 2017 5:37 am

Last post by Scott@TargetTestPrep
Sun Nov 11, 2018 7:20 pm

The figure above shows the shape and dimensions of the

by BTGmoderatorLU » Sat Nov 10, 2018 2:39 pm

Last post by deloitte247
Sun Nov 11, 2018 11:36 am

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