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Maths Puzzle
Numerical Ability
Simplify the expression...
2
a - ab+8a-8b
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a+8
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book Other Question
I need help in answering this problem:
(x^2 + 2y)(x^2 - 2y)
All I have to do is simplify it.
Solve. -9(x-3)^2=-7
Please help.
Thank you.