Can anyone help me with these two questions ? Both of them are from 9709_w12_qp_12
9) iii) Why cant you expand (2x+3)^2 first and then integrate the expanded terms. ALso on mark scheme says lower limit of zero can't be igonored, but why ?
11) i) Why Angle CRO is a right angle triangle?
Thx!
9) iii) Why cant you expand (2x+3)^2 first and then integrate the expanded terms. ALso on mark scheme says lower limit of zero can't be igonored, but why ?
11) i) Why Angle CRO is a right angle triangle?
Thx!