Comments on: My new calculator is the Sharp EL-520W

By: bel

bel — Sat, 05 Jun 2010 14:52:02 +0000

HI guys
i would like to know how to find roots of equation like
S^2 4S 6 =0

if we can or not in this calculator
thank you alot for your help guys

By: how

how — Mon, 29 Mar 2010 01:28:57 +0000

how do i work mode 2 0 or 2 1 to solve a linear equation?

By: Facebook

Facebook — Mon, 01 Feb 2010 01:09:16 +0000

and how do you show the complex part of the answer it shows only the real part when you compute.

By: Firas

Firas — Tue, 08 Dec 2009 14:06:35 +0000

To switch to polar form, press 2ndF and 8.. to switch back to xy, press 2ndF and 9

By: Katrina

Katrina — Mon, 30 Nov 2009 19:14:15 +0000

Is it anybody know how to work with COMPLEX numbers?
I use Mode3 and entering complex numbers but for some reason I can use only rectangular form. Please HELP how to use POLAR FORM?????

By: Katrina

Katrina — Mon, 30 Nov 2009 19:11:53 +0000

INV SIN its the same as 2ndF SIN

By: TJ

TJ — Tue, 17 Nov 2009 18:30:36 +0000

Where do I find the Inv key before doing the trigonometric functions

ex .643 INV SIN = 40.0158 = 40Degrees

I can’t find the INV key to get the above answer

By: kush

kush — Sun, 25 Oct 2009 17:14:05 +0000

shift x^2 gives you inverse function.

By: RT

RT — Thu, 08 Oct 2009 01:26:06 +0000

To switch to/from Degrees, Radians, and Grads press [2nd F] then [.](DRG).

By: dEV

dEV — Sun, 27 Sep 2009 23:35:17 +0000

Does anybody know how to switch from degrees to radians on this calculator??