Two exponential functions are shown. If f(x)=3x and g(x)=3x+c, what is the value of the constant c?

Select one:
A. 1
B. 3
C. 4
D. -4

Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months

Acable car begins its trip by moving up a hill. as it moves up, it gains elevation at a constant rate of 50 feet/minute until it reaches the peak at 2,000 feet. then, as the car moves down to the hill’s base, its elevation drops at the same rate.

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!