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The factors that multiply to 120 and add up to -8 are -12 and 10. This is because when you multiply -12 and 10, you get -120, and when you add them together, you get -8. Thus, the pair of factors you are looking for is (-12, 10).
no 3 numbers add to equal 10 and multiply to equal 40.
The numbers are: 21 and -10
-136
A=x^2+10x+24 you need two numbers that will multiply to 24 and add to 10 (x+4) (x+6) 4 and 6 add up to 10 and multiply to equal 24 A = n^2+n-2 you need two numbers that will add up to one and multiply to -2 (n+2)(n-1) 2 and -1 add up to 1 and multiply to equal -2