Which equation is equivalent to StartRoot x squared + 81 EndRoot = x + 10? x + 9 = x + 10 x + 9 = x2 + 20x + 100 x2 + 81 = x2 + 100 x2 + 81 = x2 + 20x + 100

Arectangular prism is 3 meters long, 6 meters wide, and has a height of 9 meters. what is its surface area?

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)

What is the y-intercept of the line with the equation 3x + 4y = 12?