schooltime101
schooltime101
16-02-2016
Mathematics
contestada
Pls help :) solve. b-^4 =1/81 b
Respuesta :
Leader
Leader
16-02-2016
[tex]b^{-4} =\frac{1}{81}\\\\b^{-4} =\frac{1}{b^4}\\\\\frac{1}{b^4}=\frac{1}{81}\\\\b^4 = 81\\\\b^4 = 3^4\\\\b^4 = (-3)^4\\\\\boxed{\bf{b = 3}}\\\\\boxed{\bf{b=-3}}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 52+ )
Otras preguntas
an apple i pad sells for 699.00 on e bay. The markup is 30% on cost. What is the total cost of the i pad on e bay?
How do you solve -3(m+4)-2m>18
The 2010 dietary guidelines for americans differ from the 2005 version in:
What does it mean to "follow a natural order" when writing? A. Writing in an informal manner. B. Writing your ideas in the order they occur to you,
A client has experienced damage to the basement membrane of smooth muscle cells. the client would most likely experience:
Brenda states that her bedroom is 4.5 ____ wide. What unit is most appropriate is it A. Centimetre B. Kilometre C.metre D. Millimetre
Explain why Jefferson’s ideas require a connection between citizens and their government.
How have land grants survived over time? (New Mexico History)
The giver tells jonas that he's been "a little selfish," that he has not shared a particular memory with jonas. what is it
What does elizabeth ask hooper to do in order for her to stay engaged to him?