kiahtab13
kiahtab13
28-03-2018
Mathematics
contestada
please help!.......
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trishagrannen
trishagrannen
28-03-2018
(f+g) means add the expressions together. combine like terms.
[tex]5 {x}^{2} + 3 {x}^{2} = 8 {x}^{2} [/tex]
[tex] - 2x + x = - x[/tex]
there is no other constant term so the -4 stays as is.
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