Concept explainers
a.
The binomials being multiplied in the table.
a.
Answer to Problem 48E
The binomials being multiplied in the given table are
Explanation of Solution
Given information: The given table is:
Calculation:
On adding the terms given on the top of the table, one of the binomials is
On adding the terms along the side of the table, other binomial is
So the two binomials being multiplied are
b.
The signs of entries in the table.
b.
Answer to Problem 48E
a and c will be positive while b and d will be negative.
Explanation of Solution
Given information: The given table is:
and x>0.
Calculation:
From table,
b
c
d
Thus,
Chapter 7 Solutions
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