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09-11-2017
Mathematics

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Multiply: k+3 4k−2 ×(12 k 2 +2k − 4)

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colt624 colt624

09-11-2017

k+3 * 4k=12k
2(12k * 2 + 2k - 4) = 2(26k - 4)
= k + 12k - 2 (26k - 4)
- 2 (26k - 4) : -52k+8
=k + 12k - 52k = -39k
FINAL ANSWER = -39k + 8

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