simplify : 3x(4x-5)+3 and find its value for x=3 and x=2
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Step-by-step explanation:
3x(4x−5)+3=12x
2
−15x+3
x=3 gives the value 12(9)−15×3+3
=108−45+3
=66
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-- :
3x(4x−5)+3=12x^2−15x+3
x=3 gives the value 12(9)−15×3+3
=108−45+3
=66
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