Write the scientific notation in numerals (4.1 x 10 to the second power )

How do you find principle and simple interest

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

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