find the value of expression 6×^2-5×+4 at ×=3
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Answered by
1
6x^2-5x+4
substituting x=3
6×3^2-5×3+4=6×9-15+4
=54-15+4
=39+4
=43
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Answered by
2
x=3
=6x²-5x+4
=6(3)² -5(3)+4
=6(9)-15+4
=54-15+4
=54-11
=43
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