Complete the square to rewrite y=x^2+8x-4 in vertex form, and then identify the minimum y-value of the function. a. the minimum value is –20. b. the minimum value is –2. c. the minimum value is –4. d. the minimum value is –16.

Jane is cooking beans and rice for dinner tonight. she has 4 cans of black beans, 6 cans of red beans, and 3 cans of garbanzo beans in her cupboard. if she grabs a can of beans without looking at the label, what is the probability of her making black beans and rice for dinner?