Asked by Melissa

Simplify each expression. Assume all variables represent
nonzero real numbers.


-40^0- 30^0
Answered by MathMate
Since a⁰ = 1 for all 0<a<∞,
-40^0- 30^0
= -(40^0+30^0)
= -(1+1)
= -2
Answered by Anonymous
a2 c-4
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