A1 Substitutes limits of 8 and 0 into an integrated function of the dM1 form of either or and subtracts the correct way round. A1 (6) (d) Difference 1.46 or awrt 1.46 B1 (1) [11] 6. , , (a) is on so A l, B1 Substitutes their value M1 of into A1 cao (3) Finds the difference betweenand . (b) M1 Ignore labelling. M1; A1 ft ddM1; A1 cso cao (5)
A1 Substitutes limits of 8 and 0 into an integrated function of the form of either or and subtracts the correct way round. dM1 A1 (6) (d) Difference 1.46 or awrt 1.46 B1 (1) [11] 6. , , (a) A is on l, so B1 Substitutes their value of into M1 A1 cao (3) (b) Finds the difference betweenand . Ignore labelling. M1 M1; A1 ft ddM1; A1 cso cao (5)
c4_2014-2010markschemes.docx