CAIE P1 2020 Specimen — Question 8

Exam BoardCAIE
ModuleP1 (Pure Mathematics 1)
Year2020
SessionSpecimen
TopicConnected Rates of Change

8 A cu t h seq tin \(y = \frac { 12 } { 3 - 2 x }\).
  1. Fid \(\frac { \mathrm { dy } } { \mathrm { dx } }\). A \(\dot { p } \cap \mathrm { n } \in \mathrm { s }\) alg thscue. Astb \(\dot { p } \cap \mathbf { p }\) sses th \(\mathbf { g } \quad A\), th \(x\)-co \(\dot { \mathbf { d } } \mathbf { a }\) te is in reasig at a rate \(\boldsymbol { 6 }\) ts p r sech d b \(y\)-co d a te is in reasign ta rate \(\mathbf { 6 }\) th ts p r secd
  2. Fid b s sib e \(x\)-co du tes \(6 A\).