What Does Evaluate Mean In Math With Exponents

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What does evaluate mean in math with exponents.

Exponents are also called powers or indices. When you are asked to evaluate an algebraic expression you need to plug a given value for the variable into the expression and solve. Surface area of a cube. Intro to exponents.

For instance the shorthand for multiplying three copies of the number 5 is shown on the right hand side of the equals sign in 5 5 5 5 3 the exponent being 3 in this example stands for however many times the value is being multiplied. Now it s important to remember this does not mean 5 times 3. Volume of a cylinder. 5 times 3 just as a bit of a refresher so.

Surface area of a cylinder. Volume of a cube. For example 3 4 indicates that the base number 3 is used as a factor 4 times. Volume of a cone.

To determine the value of 3 4 multiply 3 3 3 3 which would give the result 81. The exponent of a number says how many times to use the number in a multiplication. 8 2 could be called 8 to the power 2 or 8 to the second power or simply 8 squared. Volume of a sphere.

For example 2 1 2 1 16. In 8 2 the 2 says to use 8 twice in a multiplication so 8 2 8 8 64. What does evaluate mean in math. We can rewrite negative exponents like x ⁿ as 1 xⁿ.

Evaluate integers with exponents. Area of a circle. In mathematics the word evaluate is a verb that refers to finding or calculating the value of something. Determine how to evaluate the expression.

An exponent is a number that tells how many times the base number is used as a factor. Exponents are written as a superscript number e g. Virtual nerd s patent pending tutorial system provides in context information hints and links to supporting tutorials synchronized with videos each 3 to 7 minutes long. 3 4 or preceded by the caret symbol e g.

The thing that s being multiplied being 5 in this. For example you might be asked to evaluate when. Exponents are shorthand for repeated multiplication of the same thing by itself. These unique features make virtual nerd a viable alternative to private tutoring.

Area of a square. A positive exponent tells us how many times to multiply a base number and a negative exponent tells us how many times to divide a base number. This means 5 times itself three times so this is equal to 5 times 5 times 5. By staff writer last updated apr 9 2020 5 49 42 pm et.

It is written as a small number to the right and above the base number. Math algebra basics foundations exponents. Learn how to rewrite expressions with negative exponents as fractions with positive exponents. Evaluate means to simplify an expression.