23. After simplification. Find the value of the following algebraic ex
at m = -3, n = 2 and r = -1.
3 (m? + n2 – 3 mnr + r?) – [5(2m² + n2 – 2mn) - {-r3 + 3 (m - 2)
(A) 638
(B) –732 (C) -638
(D) 732
(E) None of these
Answers
Answered by
0
Answer:
e is the correct answer
Similar questions