Question

please help me in this question ​

Answer 1

Answer:

(c) , (a)

Step-by-step explanation:

(2)

By rules of exponents

(343) ^ -2/3

(7) ^-2 = 1/49

option (c) is the correct answer

(3)

(16√13) + 9(2√13)

16√13 + 18√13 = 34√13

option (a) is the correct answer

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