When is z = a + 2by + 2bxy true?
When is z = a + 2by + 2bxy true?
Explanation
The equation z = a + 2by + 2bxy will be true when the terms containing b are zero, which happens when b = 0.
The equation z = a + 2by + 2bxy will be true when the terms containing b are zero, which happens when b = 0.