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E-45
2x
3
− 3 x
2
м 0 B
Nc1(INEQ)2(aX
3
+ bX
2
+ cX + d)
3(aX
3
+ bX
2
+ cX + d м 0)
2 =- 3 =
=
3x
3
+ 3 x
2
– x Ͼ 0 B
Nc1(INEQ)2(aX
3
+ bX
2
+ cX + d)
1(aX
3
+ bX
2
+ cX + d Ͼ 0)
3 = 3 =- 1 =
=
eee
Note: Solutions are displayed as shown
here when Linear Display is selected.
Special Solution Display
• “All Real Numbers” appears on the solution screen when the solution of an
inequality is all numbers.
x
2
м 0 B
Nc1(INEQ)1(aX
2
+ bX + c)
3(aX
2
+ bX + c м 0)
1 = 0 = 0 ==
• “No-Solution” appears on the solution screen when no solution exists for
an inequality (such as X
2
< 0).
Using VERIFY (VERIF)
VERIFY is a function you can use to verify whether an input equality or
inequality is true (indicated by TRUE) or false (indicated by FALSE). The
following shows the general procedure for using VERIFY.
To verify whether 4
'
9
= 12 is true B
1. Press Nc2(VERIF) to enter the VERIFY Mode.
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