a concave mirror with focal length of 12 cm creates a real image that is 35cm away from its principal axis. How far is the corresponding object from the mirror

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.

Which of these metals are magnetic?