Question 13 marks(a)Expand 5(3x−4)5(3x-4)5(3x−4) Mark schemeMarks you got for part a, out of 1/ 1(b)Expand and simplify 4(2y+3)−3(y−5)4(2y+3)-3(y-5)4(2y+3)−3(y−5) Mark schemeMarks you got for part b, out of 2/ 2
Question 24 marks(a)Expand and simplify (x+7)(x−4)(x+7)(x-4)(x+7)(x−4) Mark schemeMarks you got for part a, out of 2/ 2(b)Expand and simplify (2m−1)(m+6)(2m-1)(m+6)(2m−1)(m+6) Mark schemeMarks you got for part b, out of 2/ 2
Question 34 marks(a)Expand and simplify x(x+5)+3(x−2)x(x+5)+3(x-2)x(x+5)+3(x−2) Mark schemeMarks you got for part a, out of 2/ 2(b)Expand and simplify 2t(3t−1)−t(t+4)2t(3t-1)-t(t+4)2t(3t−1)−t(t+4) Mark schemeMarks you got for part b, out of 2/ 2
Question 04 marks(a)Expand and simplify (3x−4)2(3x-4)^2(3x−4)2 Mark schemeMarks you got for part a, out of 2/ 2(b)Show that (2x+5)2−(2x−5)2=40x(2x+5)^2-(2x-5)^2=40x(2x+5)2−(2x−5)2=40x for all values of xxx. Mark schemeMarks you got for part b, out of 2/ 2
Question 03 marksExpand and simplify (x+4)(2x−1)(x−3)(x+4)(2x-1)(x-3)(x+4)(2x−1)(x−3) Mark schemeMarks you got for part -, out of 3/ 3
Question 04 marksThe diagram shows a rectangle of length (3x−1)(3x-1)(3x−1) cm and width (x+2)(x+2)(x+2) cm. A square of side xxx cm is cut from one corner of the rectangle, leaving the shape shown by the solid line. (3x − 1) cm(x + 2) cmx cmx cm (a)Expand and simplify (3x−1)(x+2)(3x-1)(x+2)(3x−1)(x+2) Mark schemeMarks you got for part a, out of 2/ 2(b)Show that the area, in cm², of the shape shown by the solid line is 2x2+5x−22x^2+5x-22x2+5x−2 Mark schemeMarks you got for part b, out of 2/ 2
Question 04 marks(a)Expand and simplify (2y−3)(y+5)(2y-3)(y+5)(2y−3)(y+5) Mark schemeMarks you got for part a, out of 2/ 2(b)Hence, or otherwise, expand and simplify (2y−3)(y+5)−(y+1)2(2y-3)(y+5)-(y+1)^2(2y−3)(y+5)−(y+1)2 Mark schemeMarks you got for part b, out of 2/ 2
Question 04 marks(x+a)(x+3)(2x−1)≡2x3+bx2+cx+15(x+a)(x+3)(2x-1) \equiv 2x^3+bx^2+cx+15(x+a)(x+3)(2x−1)≡2x3+bx2+cx+15 where aaa, bbb and ccc are integers. Find the value of aaa, the value of bbb and the value of ccc. Mark schemeMarks you got for part -, out of 4/ 4