Exercise algebra.manipulation.exponential.equation
Description
solve exponential equation algebraically
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
3^(x+5) == 3^5*sqrt 3^(-1)
⇒ algebra.manipulation.exponents.write-as-power3^(x+5) == 3^5*(3^(1/2))^(-1)
⇒ algebra.manipulation.exponents.mul-exponents3^(x+5) == 3^5*3^(-1/2)
⇒ algebra.manipulation.exponents.add-exponents3^(x+5) == 3^(9/2)
⇒ algebra.manipulation.exponents.equation.same-basex+5 == 9/2
⇒ algebra.equations.coverup.onevar.plusx == -1/2