Answer:
The answer is c i think
Step-by-step explanation:
they arent congruent pairs and they all have angles
first factor out -4
-4(x^2 + 7x + 12)
then you can factor what is in parenthesis
-4(x+4)(x+3)
Answer:
x=4/3, y=2
x=8/3, y=10/3
x=22/3, y=24/3
Step-by-step explanation:
By following the rule given, you can insert the values you already know to find the values that you don't know!
I believe the answer would be the bottom left one
Answer:
There was a 1.93% probability of having multiples (twins or more) in 1980.
Step-by-step explanation:
There were 3,612,258 births in the US in 1980.
Of those,
68339 + 1337 = 69676 were multiplies.
So
What was the probability of having multiples (twins or more) in 1980?

There was a 1.93% probability of having multiples (twins or more) in 1980.