96-97 - PROVE: Inequalities Use the rules of inequalities to prove the following inequalities. 96. Rule 6 for Inequalities: If a, b, c, and d are any real numbers such that a < b and c < d, then a + c < b + d. [Hint: Use Rule 1 to show that a + c < b + c and b +c

Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section1.7: Solving Inequalities
Problem 96E
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96–97 ■ PROVE: Inequalities Use the rules of inequalities to
prove the following inequalities.

96-97 - PROVE: Inequalities Use the rules of inequalities to
prove the following inequalities.
96. Rule 6 for Inequalities: If a, b, c, and d are any real numbers
such that a < b and c < d, then a + c < b + d.
[Hint: Use Rule 1 to show that a + c < b + c and
b +c<b + d.Use Rule 7.]
97. If a, b, c, and d are positive numbers such that -
then
b`d'
ad
+ a < c + a and
b
a
a + c
< (Hint: Show that
b
b + d
cb
+ c.)
d
a + c<
V
Transcribed Image Text:96-97 - PROVE: Inequalities Use the rules of inequalities to prove the following inequalities. 96. Rule 6 for Inequalities: If a, b, c, and d are any real numbers such that a < b and c < d, then a + c < b + d. [Hint: Use Rule 1 to show that a + c < b + c and b +c<b + d.Use Rule 7.] 97. If a, b, c, and d are positive numbers such that - then b`d' ad + a < c + a and b a a + c < (Hint: Show that b b + d cb + c.) d a + c< V
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