1) Write an algebraic expression for the sum of a number and 8? a) 8x b) x - 8 c) x + 8 d) 8 + 1 2) Evaluate 6(8 - 3) a) 30 b) 40 c) 31 d) 35 3) A polynomial that CANNOT be factored is called a) Prime b) Composite c) Odd d) Even 4) The pattern x3 – y3 is called a ____________. a) Difference of Two Cubes b) Difference of Two Squares c) Sum of Two Cubes d) Sum of Two Square 5) Which ways should be used to factor 4x2 -81? a) Difference of Two Cubes b) Difference of Two Squares c) Sum of Two Cubes d) Sum of Two Square 6) Which of the following is the process of factoring? a) (x+y)2=x2+2xy+y2 b) x2+2xy+y2=(x+y)2 c) (x+y)2= (x+y) d) x2+2xy+y2=x2+2xy+y2 7) Let A: 4x2 – 81, and let B: (2x – 9)(2x + 9). If x=2, which statement is true about A and B? a) A>B b) A<B c) A=B d) A≠B 8) What is a Rectangular Coordinate System? a) A graph used to plot inequalities only b) A plane divided into 2 parts by a vertical line c) A two-dimensional system with x- and y-axes dividing it into 4 quadrants d) A system that uses letters only to plot points 9) In Quadrant IV, the values of x and 𝑦 are: a) Positive, Postive b) Positive, Negative c) Negative, Negative d) Negative, Positive 10) Which of the following is true about the graph of a linear equation? a) It forms a curve b) It is a line c) It forms a circle d) It is a parabola

Math 8

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