Question

13. Find the value of 7m?-3n+2m +6n? - 4mn - (2mn +8m), if m=
1 and n =-1.​

Answer 1

Answer:

(3m - 2n)(2m - 3n) at [m = 1] & [n = - 1] now = [3 × 1 - 2( - 1)] [2 × - 3 ( - 1)] [3 + 2] [2 + 3] 5 × 5 = 25

Missing: 7m ‎(2mn

Step-by-step explanation: