L If the content is the quadratic formula, then which one of the following tasks would better demonstrate the advantages of having such a formula? ... equation: 15x2 - Ix = 2 It is just as easy to count the unit squares to find the area of the 4-by- 2 rectangle as it is to use the area formula. ... that at the [school] dances they never play two slow songs in a row? l think theya#39;re afraid of too much close dancing.
|Title||:||Teaching mathematics in secondary and middle school|
|Author||:||James S. Cangelosi|
|Publisher||:||Merrill Publishing Company - 1992-01|