20 Most Recent Texas Instruments TI-30XA Calculator - Page 6 Questions & Answers

Use the y^x key just above the divide key. For example, to raise 2 to the 4th power, press 2 y^x 4 =

Press . 1 9 6 0 7 8 4 3 1 2nd TAN Make sure you're in the right angle mode.

It's for calculating the natural logarithm (logarithm base e).

It's the second function of the 3 key.

Zero (0).

It's just above the divide key, marked y-superscript-x.

One cubic foot is about 28.32 litres.

The +<>- key to the right of the decimal point key.

Use the y^x key just above the divide key. For example, to raise 2 to the 3rd power, press 2 y^x 3 =

You can use a slide rule or look it up in a table of sines.

Square feet is a measure of area, cubic feet is a measure of volume. Multiply the area by the height to get the volume.

Assuming you mean 35 degrees, about 0.00115

If it is the solar version, expose the face of the calculator to direct sunlight or to a lamp. For the battery version, replace the battery. If that does not work, calculator may be at the end of its useful life.

Would you care to spell out what OH and POH stand for? I am afraid they are not self-evident to me.

Sorry but you are using the word EQUATION incorrectly. All you have is two numbers you want to divide one by the other. Enter the numerator 1EE (-) 14, press the division key / then enter the 5 EE (-) 12. Press the = sign. Note: to enter the negative sign in the exponents, use the change sign key marked (-), (+/-) or [+/-] . Do not use the regular MINUS sign. When you use the EE key, you must not enter the 10. It is understood because EE is a shortcut for *10^.

Press these keys in order:
6 . 0 2 2 EE 2 3
That's "six point zero two two enter_exponent two three".