SOLUTION: solve by factoring please show acheck for answer I have trouble doing the check
a^2+12a +35=0
Algebra.Com
Question 634607: solve by factoring please show acheck for answer I have trouble doing the check
a^2+12a +35=0
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
Checking is the easy part. You take the answers you get and plug them in.
If the numbers you get are equal then it is correct
Let's say you get 2 as an answer for your equation.
2^2+12*2+35=0
4+24+35=0
4+59=0
63=0
63 doesn't equal 0 so 2 is not an answer.
let's say you got -5
-5^2-5*12)+35
25+35-60=0
60-60=0
0=0
0 does equal 0 so -5 is a correct answer.
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