exam
Maths Puzzle
Numerical Ability
2 buses leave at the same time from 2 terminals 792 km apart and meet in 9 hrs. one travels 8 kph faster than the othe. how far did the faster bus travels
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exam Other Question
Rationalize the denominator:
2____
√[3] + √[2]
What is the derivative of 8x^3/2-12x^-1/2?
Answer is 8/15(5x-2)^3/2. Not sure how they got the answer. Please help.