# The branch of mathemematics that nuses letter called variables in places of numerals?

Algebra uses letters to represent unknown numbers.

### How did Indian numerals come to be called Hindu-Arabic numerals?

Indian numerals came to be called Hindu- Arabic numerals for many reasons. Some of those reasons are because they were originated from India where they were using the numerals for 1 to 9 for more than 2,000 years. Arab traders then brought these numerals to the West, As a result, we call them Arabic numerals, or Hindu-Arabic numerals.

### What is branch of mathematics where unknown numbers can be represented by letters?

algebra? The unknown numbers of which you speak are called variables. "algebra" oxford dictionary definition = investigation of properties of numbers using letters etc as general symbols All branches of mathematics have the opportunity to utilize letters instead of numbers. This is called a variable and they are found in every branch of mathematics.

### Why is the Legislative Branch called the Legislative Branch?

The legeslative branch is called the legesltive branch because when we decied to make our own country , legaeseted Marina , decided that we should make up branches of goverment starting with a branch that is enforcing the law that another branch makes . He called this branch legeslative , Well oviously because his name was legaested so he just named it after himself .

### Kevin recorded the effects of violent video games on antisocial behavior. Which of these is a response variable?

Variables of interest in an experiment (those that are measured or observed) are called response or dependent variables. Other variables in the experiment that affect the response and can be set or measured by the experimenter are called predictor, explanatory, or independent variables. Antisocial behavior