Answer:
αβ=c/a
α+β=-b/a
α+β=-k/2
-(α+β)²=k
-α²-2αβ-β²=k
-α²-2(1/2)-β²=k
-α²-1-β²=k
Step-by-step explanation:
One grid will be completely shaded, to represent the 1 .
The other grid will have exactly 47 of the 100 little squares shaded. That's exactly .47 of the whole grid.
Answer:
there's a higher probability for females
Answer:
z = 16
y = 9
Step-by-step explanation: