Sharp EL-733A Calculator "useing" Questions

Casio fx-300es. How do you enter a variable? what button do you press to represent x in x+7=14 or any other problem with a variable. Everyone has a ti 84 and they have a button for x. You have a way ...

how to convert fraction to decimal You can convert between Standard Form (with fractions and pi) or Decimal form by using the "S<->D" button. Use Mode 1 if you mostly prefer fraction answers and

How do you use the "Pi" sign on the Aurora How do you use the "Pi" sign on the Aurora Electronics SC150X Scientific Calculator? It depends what FORMULA ur going to use it! Pi=3.1416, mostly ...

exponent function keys Which exponent function?To enter an exponent of ten, use 2nd [EE].To raise ten to an exponent, use 2nd [10^x].To raise e to an exponent, use 2nd [e^x].To raise an arbitrary ...

make 27 using the digits 2,3,4 and 5 Using the numbers (not the digits). To make 27 using digits you use 2 and 7 2*(3*3) +4+5 or 2*3^2 +4+5

i'm using fx-570ES..i couldn't find the inverse matrix using the method shown..it keep showing syntax error..hope u can help me.. Not all matrices are invertible. The matrice must be ...

Calculating out npv and irr Hi, I need to calculate out nvp and irr (finance) and my TI-84 just gives me the "ERR:ARUMENT 1:Quit 2:Goto" when I've put in all the data and press enter. Can you give me ...

how do i use trigonometry to find out the angle in a triangle? which buttons do i press? Sorry to say it, bu Mathematics is not Mathemagic: you cannot do things with the shaking of a wand. There are ...

when do I use the x-1 key and when do I use the inverse function keys? I know inverse function keys provide cosecant, secant and cotangent, but is that all they are used for? Use x-1 to calculate 1/x

how to use it for exponents? To enter exponents (1, 2, 3, -3..) use the general power key marked with Y^x or X^y or ^. Enter the base press the general power key then the exponent. If exponent is ...