I’m not absolutely sure but i think it’s 7x6x5x4x3x2=5040 because as the first character you can take any of the 7 given then you are left with 5 then 6 then 4 etc.
Answer from: Quest
the answer is d
the answer is in the first quadrant, which make the y-int positive.
since the dots are going down, therefore the correlation is negative
i hope it is right.
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