Casio FX-115ES Scientific Calculator "range maths" Questions

How do I get a fraction as an answer instead of a decimal? The TI-83 can only convert a small range of numbers to a fraction. To try so, use the >Frac function on the MATH menu. Press MATH 1 to ...

...function. If you give it a positive integer argument n, it will return a random integer in the range in the interval [1, n]. You'll find rand() in the MATH/PROBABILITY

... which means inverse sin(20/1) but it says math: ERROR. HELP??? The sine and cosine function have a range between [-1, 1]. The domain of their inverse functions is [-1,1]. So 20/1 which is 20 is out ...

...sin-1 7/2 but it keeps saying math error. That is correct: there is an error in your request. The range of the sine function spans the closed interval [-1, 1]. Thus the domain of the inverse sine ...

...can do it; whenever you like. It sill be better to do it, just past Midnight. For sin and cos, the range of the functions are between -1 and 1, so you must use a number between -1 and 1 before you

...sine inverse for any numbers as it is displaying math error over there. Can you help me fix it The range of the cosine and sine functions is limited to the interval [-1, 1]. As  a result  ...

...curve. What is wrong? Ok, try these two things and you should be just fine. 1.) Check your range for your graph. It is possible that the range you are using isnt large enough to show the ...

...The reason is because secant returns the ratio of sides (hypotenuse over adjacent), which has a range of [1, infinity). So, to put this in basic math terms: all six trig functions have ANGLE ...

...your calculator for the window settings to be a problem, you would have probably received a window range