find thevalue of the expression 3x(4x-5) +3for x=3
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For x=3
then;
3×3 (4×3-5)+3
9 (12-5)+3
9 ×7+3
63+3
66 .
then;
3×3 (4×3-5)+3
9 (12-5)+3
9 ×7+3
63+3
66 .
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