1. Questions

agebra

Hey, im a little confused with this question:

2^n x 4^(n+1)
/
8^(n-2)

I have to change all bases to 2 then simplify fully.

Thanks everoyne.

  1. 👍
  2. 👎
  3. 👁
jack

  1. 4^(n+1) = 2^[2*(n+1)]= 2^(2n+2)
    8^(n-2)= (2^3)^(n-2) = 2^(3n-6)

    If the 8^(n-2) is supposed to be in a denominator,

    2^n * 4^(n+1)
    ____________
    8^(n-2)

    = 2^(n + 2n + 2 -3n +6)
    = 2^8 = 256

    no matter what n is. Pick a value of n and prove it for yourself.

    1. 👍
    2. 👎
    drwls

Respond to this Question

First Name

Your Response

Similar Questions

  1. History 9th grade.

    Hey guys! I have a hard time on this question. I would really appreciate it if you could help me :) The question is: How did conflict and cooperation within early civilizations relate to the use of resources? The hard part is

  2. Trig

    Theta = x Question: Given angle x, where 0degrees

  3. chemistry

    Predict the precipitate that forms: HCl + AgNO3 --> ??? i don't know what the answer is but i think it is Cing04 AgCl. You need to learn the solubility rules. If you don't have a web site I can give you one. hey watz up can you

  4. Math

    if x is an even number, what is the quotient of the next greater even number divided by the next greater odd number? i have no idea where to even start with this problem. i would really appriciate some help. Thanks! What can make

  1. English Language Arts

    Has anyone done the English semester exam? I am confused with the essay question. I chose prompt a, can anyone simplify this for me, by giving me different questions that I need to answer for this question?

  2. science

    Chemistry Hey guys, i have a question about how to figure out how much mass of a compound i need to find 130ppm here is the question. What mass of Fe(NH4)2(SO4)2*6H2O is required to prepare 2.25 L of a 130 ppm iron solution? Now i

  3. English

    Hey, Yesterday I asked a question about "the" and Writeacher helped me a lot. But now I have a further question. I have a rule in my grammar book, which says, that Nationalities with the suffix -ese. -ch, -sh, -ss; goes with the.

  4. Quadratic Equations

    The question is Is the point (-3, -2) a solution of the intersection of the following set of quadratic equations: Y < -X^2 X^2 + Y^2 < 16 I guess I am somewhat confused by the way it's written. Would I be graphing this to find

  1. calculus

    If d/dx(f(x))=g(x) and d/dx(g(x))=f(x^2) , then d^2/dx^2(f(x^3)) , then d2dx2(f(x3))= A f(x^6) B g(x^3) C 3x^2g(x^3) D 9x^4f(x^6) + 6xg(x^3) E f(x^6) + g(x^3) I understood what the first half of the question said, but then I was

  2. Language arts 2 question!??

    Hey... one question from the story "Thank You, Ma'am."???: 2. In "Thank You, Ma'am," repeating certain words and phrases helps the author (1 point) complete the evidence review unknown skills establish the story's tone become a

  3. For DrBob

    Hey DrBob, I posted an answer to you question on my lab report just to let you know what the y= and r^2 is

  4. Health

    Hey! Random question - is the study of personal fitness considered a physical science?

You can view more similar questions or ask a new question.