exam
Maths Puzzle
Numerical Ability
simplify the expression: sqrt(16a^4x^2)
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exam Other Question
Please help i do not understand how to solve this equation??
x-5y=10
2x-10y=20
Factor the following trinomial:
16x^2 + 40xy + 25y^2
I am still a little confused by this stuff. I hope that someone can help me understand????