SOLUTION: why is (-3)^2 different than -3^2 in algebra?
Algebra.Com
Question 705134: why is (-3)^2 different than -3^2 in algebra?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
(-3)^2 means (-3) times (-3) which turns into positive 9.
-3^2 means -(3^2) and that turns into -9
So this is why placement of parenthesis changes things.
RELATED QUESTIONS
why is (2^3)^3 and (2^3)(2^2) are different and... (answered by MathLover1)
Sir i have tried a few different methods to solve this algebra problem, but im not... (answered by mananth)
Why is 4 over 5 greater than 2 over... (answered by Theo)
I have 2 questions.
1. y^2+2y+5, for y=-6
=29 Why is -6 put into this... (answered by Fombitz)
What is the slope of the line passing through (0,-1), and (3,-2)?
answer in the book... (answered by richwmiller)
I took a sample apptitude test my Problem was: y=3(x+5)(x-2)
From multiple... (answered by KMST)
In 18x^3 + 24x^2 + 8x >= 0 (solved in interval notation), why is [-2/3] on it's own with... (answered by MathLover1)
3x + 2y- 2x =x + 2y how is it that 3-2 x not equal 1 why is it thrown away? Ive never... (answered by jim_thompson5910,MathTherapy)
Having just taken a year of Algebra, Algebra II and College Algebra, my Statistics class... (answered by stanbon)