check wheather 2x + 3 is a factor of 2x^3 + 21x^2 + 62x + 60
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2x³ - 9x² + x + 12
2x - 3 = 0
2x = 3
x = 3/2
= 2(3/2)³ - 9(3/2)² + 3/2 + 12
= 2(27/8) - 9(9/4) + 3/2 + 12
= 27/4 - 81/4 + 3/2 + 12
= 27 - 81 + 6 + 48/4
= 81-81 /4
= 0/4
= 0
HERE, remainder = 0
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