book
Maths Puzzle
Numerical Ability
(x-7) (2)
__ = ___
(x-9) (x-9)
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book Other Question
a line passes through a(1,-3) and b(2,7)
write the equation of a line perpendicular to a. how would you go about solving this problem?
Rearrange the following so that the letter becomes the subject
y = 4z √y+z/x; x =
Can you please show your working out, and thank you in advance