## What is 2nd power?

The exponent of a number says how many times to use the number in a multiplication. In 82 the “2” says to use 8 twice in a multiplication, so 82 = 8 × 8 = 64. In words: 82 could be called “8 to the power 2” or “8 to the second power”, or simply “8 squared”

## What is 5 to the 2nd power?

2 Answers By Expert Tutors Yes, -52 = -25 if it’s written that way.

## What is the power in math?

A power is the product of multiplying a number by itself. Usually, a power is represented with a base number and an exponent. The base number tells what number is being multiplied. The exponent, a small number written above and to the right of the base number, tells how many times the base number is being multiplied.

## What is the power of a number?

The power (or exponent) of a number says how many times to use the number in a multiplication. It is written as a small number to the right and above the base number. In this example the little “2” says to use 8 two times in a multiplication: 82 = 8 × 8 = 64.

## What is the fastest way to find the power of 2?

When multiplying 2x × 2y, remember that you simply add the exponents together. For example, 23 (8) × 27 (128) = 27 + 3 = 210 (1024). Similarly, you can break up a single power of 2 into two powers which add up to the original power, such as 29 (512) = 26 + 3 = 26 (64) × 23 (8).

## How do you find 2 to the power of 15?

2 to the 15th power, or 215, is equal to 32,768. To raise a number a to the nth power, an, we multiply a by itself n times.

## How do you find 2 to the power of 30?

Answer and Explanation: If you do all the multiplication, you’ll find that 2 to the 30th power equals 1,073,741,824!

## What are the powers of 30?

Positive powers

Name | Power | Number |
---|---|---|

sextillion (trilliard) | 21 | 1,000,000,000,000,000,000,000 |

septillion (quadrillion) | 24 | 1,000,000,000,000,000,000,000,000 |

octillion (quadrilliard) | 27 | 1,000,000,000,000,000,000,000,000,000 |

nonillion (quintillion) | 30 | 1,000,000,000,000,000,000,000,000,000,000 |