Which of the following lists all the roots of ?
a. -1 , 2, i, -i

b -1 , 2

c-2 ,-1

d -2 -1,-i , i,

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?