Question:
Solve this value 3x(4x-5)+3 for x=3
Answer:
3x(4x-5)+3 for x=3
12x2 - 15x + 3
for x = 3
12 ×(3)2 - 15 × 3 + 3
12 × 9 - 45 + 3
108 - 45 + 3
111 - 45
= 66
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