evaluate a²+b²+2ab ,if a=-2 and b = 3
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Answered by
7
Answer:
given , a = -2 and b = 3
then , ( - 2 ) ^2 + ( 3 ) ^2 + 2 × - 2 × 3
= 4 + 9 - 12
= 13 - 12
= 1
Step-by-step explanation:
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Answered by
0
Answer:
1
Step-by-step explanation:
a² + b² + 2ab = (a+b)²
= (-2+3)²
= (1)²
= 1
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