# Math

posted by .

Evaluate the following when x=-3, if possible.
(a)-x
(b)/x/
(c)-x^2
(d)-(1+x)

• Math -

I'll do (a):
substitute -3 for x to get
-(-3) = 3

Proceed similarly for the rest. Post your answers for a check if you wish.

• Math -

(b)/-3/=/3/
(c)-3^2=-9
(d)-(1+(-3))

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