obtain the values of: (i) 5x^2 - 6 xy +y^2 when x =2 , y=10
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Answered by
2
Answer:
0
Step-by-step explanation:
5*2^2 - 6*2*10 + 10^2
=20 - 120 + 100
=20 - 20
=0
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Answered by
0
Answer:
5x²- 6xy+y²
5×2²-6×2×10+10²
5×4-12×10+100
20-120+100
20-220
= - 200
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