Katlyn bought a new dress for $34.65. If it was on sale for 23% off, what was the original price of the dress?

Which number produces a rationale number when multiplied by 1/5

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota