Itried, but can't get any further factor: 256z^2 - 4 - 192z^2 + 3 my answer so far: 64z^2 - 1

Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?