Question

Q. Simplify and express the result with positive exponents (2^-7 -:- 2^-9) x 2^-4​

Answer 1

Answer:

(1/2)^7 ÷. (1/2)^9 x (1/2)^4

(1/2)^7-9+4

(1/2)² (ans)

Step-by-step explanation:

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