Prove that :
−2
√5+√3
-
1
√3+√2
+
3
√5+√2
= 0
Answers
Answered by
1
Answer:
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Answered by
0
Answer:
Answer: 56.44 km/h
Step-by-step explanation:
Speed = Distance / Time
Time = 1950 - 1520 = 4 hours 30 minutes = 4.5 hours
Speed = 254/4.5
= 56.44 km/h
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