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y=x2 y=(x)(x) y=x+2 y=2x Nº sticks figure x=0 ? x y 0 MORE THAN ONE CORRECT ANSWER x=1 • 1 • • x=2 • 2 • 3 • • • x=3 4 • • • • • • 5 x=5 ? 20 y=(x+3)x y=x2+3 y=x(x+3) y=3x2 Nº sticks figure x=0 ? x y x=1 0 MORE THAN ONE CORRECT ANSWER 1 x=2 2 3 x=3 4 5 x=5 ? 20 y=x(x+2) y=(x+2)x y=(x+2)2x y=2x(x+2) Nº sticks figure x=0 ? x y 0 MORE THAN ONE CORRECT ANSWER x=1 1 x=2 2 3 x=3 4 5 x=5 ? 20 y=2x2+2 y=2x2+2x y=2x(x+1) y=x2+x Nº sticks figure x=0 ? x y 0 x=1 MORE THAN ONE CORRECT ANSWER 1 x=2 2 3 x=3 4 5 x=5 ? 20 y=½x2 y=½x(1+x) y=½(x2+x) y=½(x+1)x Nº sticks figure x=0 ? x y 0 x=1 • MORE THAN ONE CORRECT ANSWER 1 • x=2 • 2 • 3 • • x=3 • 4 • • • 5 x=5 ? 20 |