Question

IF p=4,q=-3 andr=2,find the value of : p³+q³-r³-3pqr​

Answer 1

Answer:

100

Step-by-step explanation:

p = 4, q= -3 and r = 2

:. p³+q³-r³-3pqr​

= $4^{3} + (-3)^{3} - 2^{3} - (3 * 4*(-3)*2)$

= 63 - 27 - 8 + 72

= 100

Answer 2

p³+q³-r³-3pqr​

(4)³ + (-3)³ - (2)³ - 3(4)(-3)(2)

64 + (-27) - 8 + 72

64 - 27 - 8 + 72

37 + 64

101.

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