exam
Maths Puzzle
Numerical Ability
PLEASE HELP:
For the function defined by f(x)=5x-4, find a formula for f^-1(x).
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exam Other Question
Show that 3.6123 (has a line over 123) is a rational number by writing it as a fraction of integers
Tutors: Thank You Textbook Hall & Winn
(5a^-4b^5)(-2a^2b^10)