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Maths Puzzle
Numerical Ability
a+a^2b+a^3b^3
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Can you please help me with this question
The slope of a line is -2. Through which pairs of points could the line pass?
1.(0,3)and(-2,7)
2.(0,-1)and(2,-5)
3.(0,0)and(3,6)
4.(2,-3)and(-1,3)
Thanks
A certain code is a sequence of five digits. What is the probability of generating five digits and getting the code 12345 if each digit CAN be repeated?