How do you solve #-sqrtx = -25x#?
1 Answer
Aug 5, 2015
Explanation:
First, rewrite your equation by cancelling the minus sign
Right from the start, it's obvious that any solution you find must be positive,
So, square both sides of the equation to get
Move everything to one side of the equation and factor the resulting expression
This equation is equal to zero when wither
Both solutions are valid because they satisfy the condition