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if anyone can help me with the algebra 1 pennfoster answers i can give you any other exam answers for free. i have received all 100s on all my exams.
Exam Name: Exponents & Roots
ID: 00703000
Answers to PF Exam number : 00703000
1. C
2. C
3. D
4. B
5. A
6. B
7. A
8. A
9. C
10. C
11. B
12. D
13. A
14. C
15. A
16. D
17. C
18. A
19. B
20. D
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When multiplying a number with exponents do you add or multiply the exponents?
You add exponents when multiplying. Ex: (xm) × (xn) = xm+n
What is the name of first person to use positive whole number exponents?
Rene Descarite
What are numbers expressed using exponents called?
Numbers expressed using exponents are called powers. When writing a number expressed as an exponent, the number is called the base. For example, in 23 two is the base.
How do we know if we have to multiply or add exponents if the bases are the same?
You have to add the exponents. It's best if you just remember it. You can also consider what happens when you multiply something like:(2 x 2 x 2) x (2 x 2) As you can notice, the number of factors get added. That's like adding the exponents.
Why are exponents important?
Scientists use exponents to determine the speed of light, the distance between planets, or counting cells. Counting the number of cells can determine if someone does not have enough white blood cells, so they cannot fight diseases as easily. I know that people have million of cells in their body, so with exponents you do not have to write them all out, but in powers of ten.
