¿Cuáles son los números que se descubrieron en la naturaleza y el de oro, consigue una piña o una flor y cuenta sus pétalos cuantas son? Será casual la armonía, la proporción en el diseño o hay reglas de diseño, en un caracol o una flor? Habrá un diseño inteligente en las cosas que os rodea?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent. the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244