Answer:
All real number greater than equal to zero.
Step-by-step explanation:
The function is given by

The domain is defined as the input values so that the function is well defined.
here, the values of x should be all real number and zero also.
So, the correct option is (d).
I would say d that what i got.
Answer:
it does have a solution x=0
Step-by-step explanation:
9x+15=3x+15
6x+15=15
6x=0
x=0
Answer:
2 bc cos A
Step-by-step explanation:
Cosine rule