solve that problems
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Answer:
1)x²+x-6
=x²+3x-2x-6
=(x²+3x)-(2x-6)
=x(x+3)-2(x+3)
=(x+3)(x-2)
2)x²-x-2
=x²-2x+x-2
=(x²-2x)+(x-2)
=x(x-2)+1(x-2)
=(x-2)(x+1)
3)x²+3x-18
=x²+6x-3x-18
=(x²+6x)-(3x-18)
=x(x+6)-3(x+6)
=(x+6)(x-3)
4)x²-5x-6
=x²-2x-3x-6
=(x²-2x)-(3x-6)
=x(x-2)-3(x-2)
=(x-2)(x-3)(not sure)
5)x²+4x+4
=x²+2x+2x+4
=(x²+2x)+(2x+4)
=x(x+2)+2(x+2)
=(x+2)(x+2)
=(x+2)²
7)y²+5y+6
=y²+2y+3y+6
=(y²+2y)+(3y+6)
=y(y+2)+3(y+2)
=(y+2)(y+3)
8)y²+6y+8
=y²+4y+2y+8
=(y²+4y)+(2y+8)
=y(y+4)+2(y+4)
=(y+4)(y+2)
9)p²+2p-8
=p²+4p-2p-8
=(p²+4p)-(2p-8)
=p(p+4)-2(p+4)
=(p+4)(p-2)
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Answer:
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