Question

If m[-3,4]+n[4,-3]=[10,-11] then value of 3m+7n=

Answer 1

Step-by-step explanation:

If a : b = 4 : 7, find the following: 5a + 2b W 5a- 2fc 6a - b 5a -4b (m) 2a-3fc 3. If m : n = 3 : 8; find the value of (3m + 2n) : (5m + n). 4. ... If a + b : a - b = 11 : 8, find the value ...