Title Copy of T980 - MATHEMATICS N6 MEMO APRIL 2016.doc ✅

MARKING GUIDELINE -2- T980(E)(A6)T MATHEMATICS N6 Copyright reserved Please turn over TOTAL: 100 2 200  NOTE: Do NOT subtract marks for incorrect units or units omitted QUESTION 1 1.1 z = yxyyx242335     )3410(233xyyx xy z x              xyx6302 (4) 1.2 R V I 1 VRI     R R I V V I I       RVRVR21    R R V V R 2 1  )8( )10( 30 )5( )10( 1 2 = 1,9 A (8) [12]
MARKING GUIDELINE -3- T980(E)(A6)T MATHEMATICS N6 Copyright reserved Please turn over QUESTION 2 2.1 y = dxxx 5cos5sin34  = xdxxx5cos.5cos5sin24   = xdxxx5cos)5sin1(5sin24  xdxxx5cos5)5sin1(5sin 5 124   xdxdu xu 5cos5 5sin      duuu)1( 5 124    duuu) 5 164     = cuu         755 175   = cxx         7 5sin 5 5sin 5 175 OR = cxx5sin 35 1 5sin 25 175 OR y = dxxx 5cos5sin34  = xdxxx5cos.5cos5sin24   = xdxxx5cos)5sin1(5sin24      = xdxxxdxx5cos.5sin5cos.5sin64  xdxdu xu 5cos5 5sin       = cxx  7 5sin . 5 1 5 5sin . 5 175 (10)