थ्री एक्स स्क्वायर माइनस एक्स माइनस 4
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Answer:
3x²-x-4
this is the correct answer
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Answer:
-1 and ⁴/3
Step-by-step explanation:
3x²-x-4
=3x²-(-3+4)x-4
=3x²+3x-4x-4
=3x(x+1)-4(x+1)
=(x+1)(3x-4)
3x-4=0
=>3x=4
=>x=⁴/3
x+1=0
=>x=-1
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