A wire attached to the top of a pole reaches a stake in the ground 20 feet from the foot of the pole and makes an angle 58° with the ground. Find the length of the wire.

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?

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