exam Maths Puzzle Numerical Ability

2x^3y^3(-4x^2-2xy^4+y^3)

(A) -8x^5y^3-4x^4y^7+2x^3y^6

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exam Other Question

donnie invested her $33,000 bonus and received a total of 970.00 in interest after one year. If part of the money returned 4% and the remainder 2.25%, then how much did she invest at each rate? Solve the following system of linear inequalities graphically:
3x - y {less than or equal to} 6
x {greater than or equal to}1
y {less than or equal to} 3

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