Question

If (x + 1) is a factor of x² -3ax +3a − 7, then the value of a is: *

3
2
1
0​

Answer 1

Answer:

If an equation is dimensionally correct, it does not mean that the equation must be true. On the other hand, when the equation is dimensionally correct, the equation cannot be true. Dimensional analysis is a technique used to check whether a relationship is correct