Answer:
6x^3 + 29x^2 + 26x -21
Step-by-step explanation:
(2x^2 + 5x -3)(3x + 7) = 6x^3 + 14x^2 + 15x^2 + 35x - 9x -21
= 6x^3 + 29x^2 + 26x -21
i forgot sorry
3(4j + 7 + 2j)
12j + 21 + 6j
12j + 6j + 21
18j + 21 ----- (1)
3(6j +7)
18j + 21 --------(2)
eq 1 = eq. 2
both are equal
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