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anyanavicka [17]
2 years ago
15

7r−

Mathematics
1 answer:
fredd [130]2 years ago
5 0

Answer:

when r=3 and s=5.

Step-by-step explanation:

Given : Expression  when r=3 and s=5

Substituting, r=3 and s=5

Therefore,  when r=3 and s=5.

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