THEBESTJA THEBESTJA
  • 03-02-2017
  • Mathematics
contestada

What's the solution to these questions?

Whats the solution to these questions class=

Respuesta :

mohamedjamal
mohamedjamal mohamedjamal
  • 07-02-2017
√(X-2 )+1=5
√(X-2 )=5-1
√(X-2 )=4                        <===     square the tow sides 

X-2  =16
x=16+2
x=18
 ..................................................................
(4x+1)^1/4-4=-1
(4x+1)^1/4=-1+4
(4x+1)^1/4=3
4x+1=(3)^4
4x+1=81
4x=81-1
4x=80
x=80/4
 x=20





Answer Link

Otras preguntas

what is the domain and range for y=lxl
Write the word form for 2.251
-3/4 (-4) please provide answer and how to solve it
i need a paragraph on work experience like where i went ,what i did,what my boss was like and what i did during the work experience ? can anyone help?!
2(u+3v)=w-5u, what is u in terms of v and w
A faction is an opposing group within a party. true or false?
In an examination there are four multiple choice questions with 3 options each, of which one option is the correct answer. In how many ways can a student answer
What is determined by motion and the spacing of particles?
How to do 103,727,495 in expanded form
19-10x+4=4x-5 i dont understand this equation