Question 83 (i)
Multiply the following :
−7pq2r3,−13p3q2r
We have, −7pq2r3 and−13p3q2r ∴(−7pq2r3)×(−13p3q2r)=(−7)×(−13)p4q4r4=91p4q4r4
Question 83 (ii)
3x2y2z2,17xyz
Question 83 (iii)
15xy2,17yz2