Below is the graph of a trigonometric function. It intersects its midline at (1/2pi, -1) and again at (5/4pi, -1) what is the period

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

Astudent has created the give circuit diagram. it consists of a battery, a resistor, and a light bulb. in one minute, 1.2c of charge flows through the resistor. how much charge flows through the light bulb in one minute?

Use the second shift theorem to find the inverse laplace transform of (e^−3s) / (s^2 + 2s − 3)