If $9a^2 + 4b^2 + 49c^2 + 18 = 2(2b + 28c - 3a)$, then the value of (a + 2b - c) will be :
Answer & explanation
Correct answer: option 2
A detailed explanation for this question is coming soon.
If $9a^2 + 4b^2 + 49c^2 + 18 = 2(2b + 28c - 3a)$, then the value of (a + 2b - c) will be :
Correct answer: option 2
A detailed explanation for this question is coming soon.