Posted by **NayNay** on Tuesday, January 1, 2013 at 10:18am.

solve the logarithmic equation. Be sure to reject any value of x that is not in the domain.

In square root x+7=1

x= ?

What is the decimal approximation to the solution?

x= ?

- calculus -
**Knights**, Tuesday, January 1, 2013 at 10:29am
so sqrt { x+7} = 1 right?

if so... then square both sides to get x+7 =1

x = -6

- calculus -
**Reiny**, Tuesday, January 1, 2013 at 10:41am
I think Knights missed the "ln" in front

ln √(x+7) = 1

√(x+7) = e^1 = e

square both sides

x+7 = e^2

x = e^2 - 7

x = appr .389

## Answer this Question

## Related Questions

- calculus - solve the logarithmic equation. be sure to reject any value of x that...
- calculus - solve the logarithmic equation. Be sure to reject any value of x that...
- pre-calculus - solve the logarithmic equation. be sure to reject any value of x ...
- pre-calculus - solve the following logarithmic equation. be sure to reject any ...
- Logs. - Can you please help me with the following log. problems? thanxs! Solve ...
- calculus - solve the following logarithmic equation. Be sure to reject any value...
- pre-calculus - solve the following logarithmic equation. Be sure to reject any ...
- algebra homework - please check my answers. Solve the logarithmic equation. Be ...
- Calculus - Find the functions a) f o g, b) g o f, c) f o f, d) g o g, and their ...
- college algebra - write the expression as a single logarithm 1. In(x/x*2)+In(x+2...

More Related Questions