book
Maths Puzzle
Numerical Ability
In an endurance race, Alyson rode her bike 7 miles less than Jeff. Together they rode 39 miles. How far did Jeff Ride?
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book Other Question
Can you please help to answer the following question:
.
Find all positive integers a and b such that:
a^2+b^2-7=ab
Hi
Please can you create partial fractions from the following?
{{{(x^2 + x - 1) / (x^2 + 1)(x -1)}}}