Casio fx-991ZA Plus User Manual page 20

To calculate ln 90 (= log
6 6
1N(SETUP)7(Sci)3
1.2 × 10
7 7
2+2
(1+1)
2 3
(5 ) = 15625
5
= 2
32
To calculate ' 2 × 3 (= 3 ' 2 = 4.242640687...) to three decimal
places (Fix 3)
1N(SETUP)6(Fix)3 B
e
∫
x dx
ln( )
8 8
1
B 7iS)(X))e 1 eS5(
b
To obtain the derivative at point
9 9
V
B
b
5
Σ
x
( + 1) = 20
10 10
x =
1
B
b
To convert rectangular coordinates ( ' 2 , ' 2 ) to polar coordinates
11 11
v
B
b
To convert polar coordinates ( ' 2 , 45°) to rectangular coordinates
v
B
12 12
(5 + 3) ! = 40320
= 1200 B
3
B ( 1 + 1 )6 2 + 2 =
= 16
B
b
= 1
7iS)(X))1)(,)
1 1)(,)S5(
17(F)sS)(X))
17(F)sS)(X))
1)(,)15(π)' 2 )=
1&(8)S)(X)+ 1 e 1 e 5 =
1&(8)S)(X)+ 1 1)(,) 1
1+(Pol)! 2 e1)(,)! 2 e)=
1+(Pol)! 2 )1)(,)! 2 ))=
1-(Rec)! 2 e1)(,) 45 )=
90) to three significant digits (Sci 3)
e
1.2 * 10 6 3 =
( 5 x)1w(
16(") 5 e 32 =
516(") 32 )=
! 2 e* 3 =
b ! 2 )* 3 =
= π/2 for the function
x
e'15(π)e 2 =
1)(,) 5 )=
( 5 + 3 )1E(
EN-19
i 90 )=
3
x
)=
1=
e
)=
e
))=
x
!)=
0
4.50×10
1200
16
15625
2
2
3 ' 2
4.243
4.243
1
1
y x
= sin( )
0
0
20
20
r=2, =45
r= 2
= 45
X=1, Y=1
40320