Posted by **walter** on Saturday, June 16, 2012 at 1:58am.

an object 3.00 cm high is placed 20.0cm from a convex mirror with a focal length of magnitude 8.00 cm. Find the position of the image. (Im using 1over20.00 + 1overQ = 1over-8.00) and the answer is q= -5.71cm. can someone tell how to do the math.. I suck at algebra

## Answer this Question

## Related Questions

- Physics: Lenses - 1) A convex lens with a focal lenght of 4.0cm is placed 20.0cm...
- physics - an object is placed 15 cm in front of a convex lens of focal length ...
- Physics - A candle is placed 17.0 cm in front of a convex mirror. When the ...
- marymount academy - 1.An object 2.5cm high is placed 10cm from a converging lens...
- SCIENCE: GR.10 OPTICS CONVEX MIRRORS - A convex security mirror has a focal ...
- Physics - An object is placed 11 cm in front of a convex mirror of focal length ...
- Physics - An object is placed 11 cm in front of a convex mirror of focal length ...
- Physics - An object is placed 11 cm in front of a convex mirror of focal length ...
- Physics - An object is placed 11 cm in front of a convex mirror of focal length ...
- Physics - An object is placed 11 cm in front of a convex mirror of focal length ...