if a=2 , b=5 , then find the value of a² + ab-2
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Answered by
11
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Value of a =2
Value of b= 5
➖➖➖➖➖➖➖➖➖➖➖➖➖➖
❥a²+ ab - 2
❥(2)² + (2X5) - 2
❥4 + 10 - 2
❥14 - 2
❥ 12
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Answered by
0
the answer is 12
Step-by-step explanation:
a^2=4
a×b=10-2=8
=8+4=12
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