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the exponent is a negative
A scientific calculator should have several related keys: a power key, often labeled something like xy or yx, to calculate powers; two antilogarithm keys (10x and ex), which often require you to press some sort of "shift" key first; and a key to type numbers in scientific notation - sometimes labeled something like "EXP". To use the latter key, type the mantissa, press the key, then type the exponent.
The answer depends on your calculator but many have shortcut keys for "x10x" or something similar.
A number to a negative exponent is the inverse of the number to the positive exponent. That is, x-a = 1/xa
On scientific calculators, the exponent key is usually [^] , [yx] , or [exp] .
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It is the upwards arrow, it is the same symbol on the "6" key of your keyboard.
If your calculator is advanced, like the TI-84, there is an exponent button you can hit. Then, just Type negative and the exponent. If it is a simpler calculator, like a four-function calculator, there IS a way. By raising a number to a negative exponent, you are saying that one is being divided by that number to the positive version of that power. Ex: 5^-8 = 1/(5^8). To do this, divide one by the base, then raise it to the exponent, making sure that the exponent is POSITIVE. Also be careful that the entire denominator is in parentheses, just in case.
There should be a negative button on your calculator, separate from the minus button. Press that button before pressing the buttons for the numbers of the exponent.
Hit the EE button on the calculator, and two zeros pop up on the right side of the screen. You then can type any one or two digit number as your exponent.
3.68403149864039........ If you have a scientific calculator, there should be a "yx" key or maybe a "^" key. To find a cube root, use the exponent (1/3).
3.68403149864039........ If you have a scientific calculator, there should be a "yx" key or maybe a "^" key. To find a cube root, use the exponent (1/3).
Polynomials cannot have negative exponent.
the exponent is a negative
A scientific calculator should have several related keys: a power key, often labeled something like xy or yx, to calculate powers; two antilogarithm keys (10x and ex), which often require you to press some sort of "shift" key first; and a key to type numbers in scientific notation - sometimes labeled something like "EXP". To use the latter key, type the mantissa, press the key, then type the exponent.
The answer depends on your calculator but many have shortcut keys for "x10x" or something similar.