A trapezoid has an area of 184in2. The height is 8in., and the length of one of the bases is 16in. Which of the following is an
2 answers:
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Mischa wrote the quadratic equation 0 = –x2 + 4x – 7 in standard form
The standard form of quadratic equation is
When y=0 then the standard equation becomes
Now we compare the given equation with
and find the value of a, b,c
-x^2 can be written as -1x^2
a= -1 , b=4 and c=-7
The value of c is -7
Answer:
36.36% probability that she gave birth to quadruplets
Step-by-step explanation:
A probability is the number of desired outcomes divided by the number of total outcoes.
Desired outcomes:
Giving births to quadruplets.
She has 4 sets of quadruplets.
So
Total outcomes:
At least 3 children(triplets).
7 sets of triplets and 4 sets of quadruplets.
So
Probability:
36.36% probability that she gave birth to quadruplets