2 Which of the following cannot be rearranged to give a quadratic equation (ax2 +bx+c=0)?

A 2 + 3 = x2
B 22 - 3.x = 5
C 223 – 3 = 0
D 2.22 - x = 0

When you answer this can you explain

Identify the number 127 as a rational or irrational. explain

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.