isabellemaine isabellemaine

18-12-2018
Mathematics

contestada

I AM GIVING 10 POINTS TO WHOMEVER ANSWERS THIS!!!

Simplify: 9^-5 × 9^-3
A) 1/9^8
B) 1/9^2
C) 9^8
D) 9^15

Respuesta :

mathstudent55 mathstudent55

18-12-2018

Answer:

A) (1/9)^8

Step-by-step explanation:

9^-5 × 9^-3 =

Rule: a^m * a^n = a^(m + n)

= 9^-8

Rule: (a^m)^n = a^(mn)

= (9^-1)^8

Rule: a^-m = 1/a^m

= (1/9)^8

Answer: A) (1/9)^8

Answer Link

Otras preguntas

During the time of manifest destiny, the addition of _____ was highly desirable because it contained two of the three natural ports on the Pacific coast.

Why was President Andrew Johnson charged with breaking the Tenure of Office Act?

) Define steganography, why an attacker or criminal might use it, and what tools can be used by the investigator to determine if steganography has been used?

[45-(6+3)]*7= ???????

A scientist measures the standard enthalpy change for the following reaction to be 81.1 kJ :2CO2(g) + 5 H2(g)C2H2(g) + 4 H2O(g)Based on this value and the stand

How did rationalism differ from puritanism, and what effect did rationalism have on the new american political system?

Claim: The school should only purchase and drive electric vehicles to help the United States decrease its dependence on foreign oil. Which statement is an examp

Why does the author place quotation marks around the word patriotic (sentence 2)

For international businesses, the connection between culture and competitive advantage is important because:

I need help please! Please see the attached photo. Does x=3?