plase answer.. Algebra
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Answered by
2
Answer:
=(2)²-(-3)²+9
=4-9+9
=4
Answered by
1
Answer:
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Step-by-step explanation:
Given:-
a=2
b=-3
c=9
Sum:-
a²-b²+c
(2)²-(-3)²+(9)
4-(9)+9
13-9
=4
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