Consider the matrices P, Q and R which are 10 x 20, 20 x 30 and 30 x 4 – McqOptions

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1.	Consider the matrices P, Q and R which are 10 x 20, 20 x 30 and 30 x 40 matrices respectively. What is the minimum number of multiplications required to multiply the three matrices?
A.	18000
B.	12000
C.	24000
D.	32000
Answer» B. 12000

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