Complete the steps in solving the quadratic function 7x – 9 = 7x2 – 49x by completing the square. Fill in the blanks.
2 answers:
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Answer:
Step-by-step explanation:
Given : In a sociology class there are 14 sociology majors and 11 non-sociology majors.
Total students = 14+11=25
Number of students are randomly selected = 3
Then, the number of ways to select 3 students from 25 students :-
Number of ways to select at least 2 of the 3 students re non-sociology majors :-
The probability that at least 2 of the 3 students selected are non-sociology majors will be :-
Option A and Option F
The expressions that represent the perimeter of rectangle are 4s + 1 and
<em><u>Solution:</u></em>
From figure,
Length = s
Width =
<em><u>The perimeter of rectangle is given as:</u></em>
perimeter = 2(length + width)
Substituting the values we get,
Thus option F is correct
On further simplification,
Thus Option A is correct