exam Maths Puzzle Numerical Ability

3.You recently started the paperwork to purchase your new home, and you were just notified that you can move into the house in 2 weeks. You decide to hire a moving company, but are

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exam Other Question

Is the following trinomial a perfect square:
x^2 + 4x - 4

I thought trinomials were written in sqrt form, is this not true?? Thank you when you are dividing a negative and a positve is the quitent a negetive or a positive