exponents:
What is an exponent, you may ask. Well I'll tell you.
Here are some examples:
Different exponents have different ways of being solved:
Multiplication: Keep the base number and add the exponents
Example: (4^3) (4^4) = 4^12
Division: Keep the base number and subtract the exponents.
Example: 3^6 ÷ 3^2 = 3^4
Power to Power: Keep the base number and multiply the exponents.
Example: (3^4)^5 = 3^20
Do some practice:
Answers;
Multiplication: Keep the base number and add the exponents
Example: (4^3) (4^4) = 4^12
Division: Keep the base number and subtract the exponents.
Example: 3^6 ÷ 3^2 = 3^4
Power to Power: Keep the base number and multiply the exponents.
Example: (3^4)^5 = 3^20
Do some practice:
- (2^6) (2^7)
- 5^4 ÷ 5^2
- (6^4)^3
Answers;
- 2^13
- 5^2
- 6^12
Scientific notation
Scientific notation is:
Put each number in either scientific notation or normal form:
Answers:
- 61,500
- 0.0000568
- 321
- 64,960,000
- 0,07085
Answers:
- 6.15 x 10^4
- 5.68 x 10^-5
- 3.21 x 10^2
- 6.496 x 10^7
- 7.085 x 10^-2
Square roots
A square root is a number when multiplied by itself gives you the number that you started with.
Watch this fun video to learn all about them! >>>>>>>>> |
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Comparing and ordering irrational numbers
Click this video to learn all about it!