Question

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9.
If a = p cos u + q sin u , where p and q are constant vectors, then prove that
a
da d²d a
du du2
х
=0.
[K.U. 2015, 12; M.D.U. 2008, 06)​

Answer 1

Answer:

Cloth left with Tina = 20m 5cm - 4m 50cm

= (19m + 1m + 5cm) - (4m + 50cm)

= (19m + 100cm + 5cm) - (4m + 50cm)

= 19m + 105cm - 4m - 50cm

= 15m + 55cm

= 15m 55cm