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

Cory's average score after 8 tests is 91%. If he gets a 78% on his 9th test what will his new average be? How do i figure out this problem?
What activities can you do on Jupiter?!
Select the product of (7x - 2)(7x + 7).
Select the product of (7x - 2)(7x + 7).
does 20 hundredths equal 2 thousandths
write the ratio as a fraction in simplest form. 16ft to 6yd
write the ratio 6 ft to 4yd as a fraction in simplest form.
The sum of two numbers is 104 and one exceed the other by 10. What are the numbers?
How do you derive the drift velocity equation (I = nAve)?
If a=3 and b=5, what is the value of 3a + b to the power of 2?