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To do this problem, you gotta cross-multiply. SO,

multiplied by

12 times 14 = 168
21 times 3 = 63
Then the final answer is
(3x-4)(5x^2-2x+6)
15x^3-6x^2+18x-20x^2+8x-24
15x^3-26x^2+26x-24
Answer:
12.6
Step-by-step explanation:
c=2 x 3.14 x r
2 x 3.14= 6.28
6.28 x 2= 12.56
Answer:
2b^3
Step-by-step explanation: