What do you mean by superscript and subscript?

What do you mean by superscript and subscript?

A superscript or subscript is a number, figure, symbol, or indicator that is smaller than the normal line of type and is set slightly above it (superscript) or below it (subscript). ... If you're creating a footnote, you might also want to do this with a number.

What is superscript used for?

Superscripts are characters set above the normal line of type (e.g. 2ⁿᵈ) and subscript are characters set below (e.g. Cᵥₑₓ). There are many reasons to use them in charts: Some organization's style guides demands that you use them for e.g. chemical and physical formulas or footnotes, or maybe you just find them pretty.

How do you write superscript on mobile?

Some superscript such as powers are supported, at least by the Google Keyboard. Simply switch to numerical mode and long press the number buttons. For example, the square of x can be written as x².

How do you type to the power of 2 on a phone keyboard?

Android Phone

  1. Open the keyboard for your phone, and open the numeric keypad to see all the numbers on your phone's screen. You definitely won't be using squared symbols for a name. ...
  2. Long press the number 2 as showing on your keyboard. ...
  3. This is how the square symbol will look like.

How do you type 2 squared on iPhone?

Text Shortcuts on iOS

  1. Open Settings.
  2. Tap General > Keyboard > Text Replacement.
  3. Tap "+" in the top right corner.
  4. In the Phrase row, type or paste a symbol, such as "²".
  5. In the Shortcut row, type or paste a shortcut, such as "^2".
  6. Tap "Save" in the top right corner.

What is the square of 9?

81

What is the perfect square of 9?

A perfect square is a number which is generated by multiplying two equal integers by each other. For example, number 9 is a perfect square because it can be expressed as a product two equal integers being: 9 = 3 x 3.

Why is 9 a square number?

The name square number comes from the name of the shape. ... Another way of saying that a (non-negative) integer is a square number is that its square root is again an integer. For example, √9 = 3, so 9 is a square number. A positive integer that has no perfect square divisors except 1 is called square-free.

Is 9 a cube number?

2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, ... 1, 8, 27, 64, 125, 216, 343, 512, ...

IS 216 a perfect cube?

Step 2: Clearly, 216 is a perfect cube.

How do you find the perfect cube?

How to find if the given number is a perfect cube? If the prime factors of a number are grouped in triples of equal factors, then that number is called a perfect cube.

What does the little 4 mean in maths?

Using exponents is a short way of saying “multiply the number by itself.” The little number up above tells you how many times to multiply the number by itself. So 10 2 means 10 x 10, or 100. ... If your square was only 4 inches on a side, you'd find the area by calculating 4 2, or 4 x 4= 16 square inches.