Plzzzzz solve this question step by step
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12(x²-7)² - 8(x²-7)(2x-1) - 15(2x-1)²
= 12(x²-7)² - (18-10)(x²-7)(2x-1) - 15(2x-1)²
= 6(x²-7){2(x²-7) - 3(2x-1)} +5(2x-1){2(x²-7) -3(2x-1)
= {6(x²-7) + 5(2x-1)}{2(x²-7) -3(2x-1)}
= (6x² - 42 + 10x -5)(2x² -14 -6x +3)
= (6x²+10x-47)(2x²-6x-11)
If this helps u then only mark as brainliest.
= 12(x²-7)² - (18-10)(x²-7)(2x-1) - 15(2x-1)²
= 6(x²-7){2(x²-7) - 3(2x-1)} +5(2x-1){2(x²-7) -3(2x-1)
= {6(x²-7) + 5(2x-1)}{2(x²-7) -3(2x-1)}
= (6x² - 42 + 10x -5)(2x² -14 -6x +3)
= (6x²+10x-47)(2x²-6x-11)
If this helps u then only mark as brainliest.
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Answer:
mark me brainliest
Step-by-step explanation:
ok say
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