If p= -2,q= -1 and r= 3,find the value of p3+q3+r3+3pqr
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1
Answer:
18
Step-by-step explanation:
-2(3) + -1(3) + 3(3) + 3(-2)(-1)(3)
-6 + (-3) + 9 + 18
-6 - 3 + 9 + 18
18
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