Follow the process of completing the square to solve x2 - 10x + 8 = 0.
What is the value of the constant that will be isolated on the right side of the equation in step 3?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line

If you answer right ill give brainliest, : )

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)