15Xpower 4+3Xpower 2-18 factorise
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Answered by
3
15x⁴+3x²-18
=15x⁴+18x²-15x²-18
=3x²(5x²+6)-3(5x²+6)
=(5x²+6)(3x²-3)
=(5x²+6)3(x²-1)
=(5x²+6)3(x+1)(x-1)
=3(5x²+6)(x+1)(x-1)
=15x⁴+18x²-15x²-18
=3x²(5x²+6)-3(5x²+6)
=(5x²+6)(3x²-3)
=(5x²+6)3(x²-1)
=(5x²+6)3(x+1)(x-1)
=3(5x²+6)(x+1)(x-1)
Answered by
0
Answer:
answer is (x+5) (2x-1)
i hope helpful
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