SOLUTION: Evaluate k^2-5 when k =-6

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Evaluate k^2-5 when k =-6      Log On


   

Question 145142: Evaluate k^2-5 when k =-6
Answer by BrittanyM(80) About Me  (Show Source):
You can put this solution on YOUR website!
For this problem, we've been given an expression and a value, so all we have to do is substitute the given value for the variable and solve.

We have:

k%5E2-5

And we are given k=-6

%28-6%29%5E2-5

Since squared only means (-6) x (-6), we have a positive 36.

36-5 = 31