B) C=0.23m+34.99
because you get you base price definitely and extra minute price can be removed if you don't use more than 100
Answer:
3
Step-by-step explanation:

therefore,

however, since logarithms cannot have negative arguments, x can only be +3
i.e. log(-3) is impossible, and will return MATH ERROR on a calculator.
Answer:
Area = 40x + 15 squared units.
Step-by-step explanation:
Area of a rectangle = Length × width
Answer:
Step-by-step explanation:
8.54400374531753