exam
Maths Puzzle
Numerical Ability
(-6a3b4)2
(x + 9)(x - 9)
(3x - 7)2
(3x + 6)(4x - 7)
please simplify these above problems thanks bunches
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exam Other Question
a) Write, what you learn and list four stages (steps) of problem solving
b) Solve:
You put $1000 into an investment yielding 6% annual interest; you left the money in
Factor completely:
-25 + x to the second power