The answer is -7 because :
a=1, b=1, c=2
Discriminant = b^2 - 4ac
= 1^2 - 4*1*2
= -7
Answer: x>-1
Step-by-step explanation:
Dotted line on the axis is covering y infinitely, so theres an inequality on x, and the line is at -1, so x should be > - 1
Answer:
Click on the screenshot, I labeled the parts
Hope this helps :))
Answer:
Step-by-step explanation:
intersection = { } no common elements.
union = { b,d,f,a,c,k}