Factor problems 13 - 16 by using the perfect squares method. 13. x2 – 14x + 49

A. (-x – 7)(-x – 7)
B. (x + 7)(x – 7)
C. (x + 7)(x + 7)
D. (x – 7)(x + 7)
E. (x – 7)(x – 7)
F. This polynomial cannot be factored by using the perfect squares method.
it is not D, C or, F

Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.

If a || b and e || f , what if the value of y ?