An exponential function is a mathematical function of the following form: f ( x ) = a x. where x is a variable, and a is a constant called the base of the function.
Volume of the pyramid: V = 1/3 · B · h B = 8 ft² tan 30° = height / 7√3 1/√3 = height / 7√3 height = 7 ft V = 1/3 · 8 · 7 = 18.67 ft³ ≈ 19 ft³ Answer : D ) 19 ft³