http://www.fixya.com/support/casio/calculatorsSolved technical support problems provided by FixYa users.en-usCopyright (c) 2007 FixYa, LTD. All rights reserved.info@fixya.comMon, 30 Nov 2009 11:35:33 GMT80http://www.fixya.com/support/t3316647-use_trig_function_keys_casio_fx_300eshow to use trig function keys on my casio fx-300ESMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t3259444-calculate_calculus_using_fx_991mscan i calculate calculus using fx-991msMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t3243179-anyone_know_calculate_derivativesDoes anyone know how to calculate derivatives using the casio fx-115es? For example: find the derivative of f(x)= 3x^3=3x. Thank you!Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t3226647-ma_errorwhAT IS AN Ma errorMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t3185971-am_using_casio_fx9750ga_plus_cannot_getI am using a casio fx9750ga plus. I cannot get the determinant from a 3x3 matrix. How do you do this? Thank you!!!Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t3076223-change_gst_12_5how do I change the GST to 12.5% Thanks BrentMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2888638-changing_fractions_decimalsI have a casio fx-115MS calculator, what do I press to change a fraction to a decimal?Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2712091-change_tax_ratehow tochange tax rateMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2655301-use_memory_store_recallhow do you use the memory store and recall?Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2606581-calculator_stuck_word_fixmy calculator is stuck on the word fix and i'm trying to get it on the letter m.For fractionsMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2589536-convert_degrees_minutes_decimal_degreesconvert degrees and minutes to decimal degreesMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2484727-m_mod_n_in_casio_fx991msHow to get an m mod n (ie to calculate modulo of a number) in Casio fx-991ms calculator?Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2308864-reloading_tape_roll_casio_dr_t120Where do you put the tape so that it grabs and loads? paper doesn't printMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2264349-no_manuali have a casio DM-1200 TE but i los the manual, i want to change the tax, now i have 5%Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2148030-inverse_functions_casio_fx_270w_plusNeed to figure out how in the world to get the inverse trig functions to work. Sine, Cosine, Tangent all work, but Secant, Cosecant don't work at give ''syn errors'' and ''ma errors'', and Cotangent gives strange answers, much too large when...Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t2118003-need_change_vat_15_calcHOW DO I CHANGE THE VAT TO 15% ON MY CASIO DF-120TE CALCULATOR AND CAN I GET A FREE MANUAL FROM ANYWHERE ONLINE!! SUEMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1929903-casio_fr_2650_plus_calculatorI have a Casio fr-2650 calucator and I need to change the tax rate. How do I do that?Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1909207-need_change_tax_rateneed to change the tax rate from 5% to 8.75%Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1600649-trying_change_tax_buttons_casio_hrI have held the CA button, then the % button, input 15, pressed tax + then % button but it comes 16, and the tax - button is 14 can you please help.Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1578177-casio_jf_100te_battery_replacementThe case has two screws in the back at the top. Even with both screws removed the case halves (front and back) will not seperate. There are a couple of slide switches on the front. Other than that there are no other fasteners visible. The battery...Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1529547-need_change_time_date_casio_dr_250tmI need to change the time and date on a casio DR-250TM. Please let me know how to do this.Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1424136-loading_papercould someone guide me on how to load the paper in the HR8TM casio portable printer, thanksMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1269201-turn_off_sciHow do I have the calculator just do regular adding and subtracting. The sci function is on and we can't figure out how to turn it off.Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1232415-solve_factorial_problemsi cant find the buttonMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1120617-manualbuenos dias: Necesitaria un manual para el manejo de la calculadora, porque el que trae es en ingles y yo la necesito en espa??ol. ??Donde puedo ver, el manual, y descargarmelo?Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1101627-paper_not_feedingThe paper has been loaded, but when calcuating the paper will not feed to the next line. What do I do?Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t1056499-changing_tax_rateI need to clear the old tax rate and change it to a new one. ThanksMon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t983362-casio_fx_9860g_percentHi , I recently bought the Casio fx-9860g calculator for school and I'm wondering how one would do a percent problem on it ? Even the cheapest calculators have a % button . What am i not seeing ? Any insight would be greatly appreciated thanks ,...Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t899200-change_tax_calculation_from_5_6_8I have looked over the instructions 4-5 times and tried a different way to calculate the tax+ to get 6.8% but the casio hr-8tm still goes to default at 5%Mon, 30 Nov 2009 11:35:33 GMThttp://www.fixya.com/support/t674639-casio_hs_8va_mark_up_keyHow do you use the markup key? or set the rate?Mon, 30 Nov 2009 11:35:33 GMT