Ltamtecarwo8o
Ltamtecarwo8o Ltamtecarwo8o
  • 04-09-2016
  • Mathematics
contestada

what is the value of the expression 8 to the -2nd power? a. –16 b. 1/64 c. 1/16 d. 64

Respuesta :

TacoMan22
TacoMan22 TacoMan22
  • 04-09-2016
The answer is b. 1/64
Answer Link
dalendrk
dalendrk dalendrk
  • 04-09-2016
[tex]a^{-n}=\dfrac{1}{a^n}\\\\8^{-2}=\dfrac{1}{8^2}=\dfrac{1}{8\cdot8}=\boxed{\frac{1}{64}}[/tex]
Answer Link

Otras preguntas

Mary wants to help pay for beth's education(her granddaughter). she has decided to pay for  half of the tuition costs, which are now $11,000 per year at state
in covering policy in the lawmaking process, what do the media help provide to the public A. consistency B. complete accuracy C. transparency D. comprehensiv
let logb(A) = 2 Logb(B) = -4 find log (A/B)
More points!! Please answer all questions
URGENT!! GEOMETRY DILATIONS AND TRANSLATIONS!!! BRAINLIEST WILL BE GIVEN !! BOGUS ANSWERS WILL BE BLOCKED !!
How can 1/4x-3=1/2x+8 be set up as a system of equations?? A) 4y+4x=-12 2y+2x=16 B) 4y-x=-12 2y-x=16 C) 4y+x=-12 2y+x=16 D) 4y-4x=-12 2y-2x=16
mia has $950 in a savings account that earns 2% annual simple interest. How much money will be in her account if she does not make any deposits or withdrawls in
Who gives the Nobel Peace Prize award?
Darlene and her brother keith are both adults who live in the same large metropolitan area. research on gender similarities and differences suggests that darlen
Someone Help!! 12 points