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irga5000 [103]
2 years ago
7

Please help … will mark brainliest

Mathematics
1 answer:
vlada-n [284]2 years ago
4 0

Answer:

k = 3

Step-by-step explanation:

Expanding the first term, we find 1/x at 10(kx)²(1/x)³ = 10k²/x

Expanding the first term, we find 1/x at 8*1⁷(-2/x)¹ = -16/x

Then

10k² - 16 = 74

k = 3

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