Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interv (x-7)(x+5)>0 *** notation. onjolc dotermined by the boundary points as they appear from left to right on a ni

Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter7: Equations And Inequalities In Two Variables
Section7.1: Rectangular Coordinate System And Linear Equations
Problem 46PS
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Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation.
(x-7)(x+5)>0
Use the inequality in the form f(x) > 0, to write the intervals determined by the boundary points as they appear from left to right on a number line.
Interval
Sign
(Type your answers in interval notation. Use ascending order.)
Solve the inequality. What is the solution set? Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
OA. The solution is
OB. The solution set is the empty set.
Choose the correct graph below.
O A.
F4
OC.
K
(Type your answer in interval notation. Simplify your answer.)
$
R
F
++
-10
1
-10
F5
11
%
5
OBCH
F6
T
G
^
0
6
0
F7
Y
H
F8
&
7
a
2
U
T
J
www
F9
★
8
k
10
W
B.
DELL
0
OD
++
-10
F10
-10
(
9
K
F11
O
)
O
L
F12
0
0
I'
C89°F Mostly:
PrtScr
+
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{
Р
-
Insert
Nex
=
11
Transcribed Image Text:Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation. (x-7)(x+5)>0 Use the inequality in the form f(x) > 0, to write the intervals determined by the boundary points as they appear from left to right on a number line. Interval Sign (Type your answers in interval notation. Use ascending order.) Solve the inequality. What is the solution set? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. The solution is OB. The solution set is the empty set. Choose the correct graph below. O A. F4 OC. K (Type your answer in interval notation. Simplify your answer.) $ R F ++ -10 1 -10 F5 11 % 5 OBCH F6 T G ^ 0 6 0 F7 Y H F8 & 7 a 2 U T J www F9 ★ 8 k 10 W B. DELL 0 OD ++ -10 F10 -10 ( 9 K F11 O ) O L F12 0 0 I' C89°F Mostly: PrtScr + P₁ { Р - Insert Nex = 11
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