CASIO fx-CG50: Tips and Tricks
Graph (Menu Option 5)
1a) Sketch
indicating the
coordinates of any intersections with the coordinate
axes, as well as the coordinates of the vertex.
Axes
OPTN
G-Solv
NUMERIC
ROOT
MIN
Y-ICEPT
Abs
b) Solve
G-Solv
INTSECT
2) Verify that the maximum point on the curve with equation
is
SHIFT
G-Solv
SET UP
MAX
MENU
Angle: Rad
3) Verify that the parametric curve with equations
gradient
TYPE
Param
when
SHIFT
SET UP
MENU
Derivative: On
4) Verify that
TYPE
G-Solv
Y=
.
.
Trace
has
Run-Matrix (Menu Option 1)
1) Verify that
MATH
.
2) Verify that for
the gradient when
is
MATH
d/dx
3) Calculate
MATH
.
4) Given that
calculate
ALPHA
A
B
5) Solve
etc.
for
OPTN
CALC
SolveN
SolveN (equation, variable, lower, upper)
or
SolveN (equation)
Equation (Menu Option A)
1) Solve
SIMUL
2
2) Given that
find the values of
, and that when
and when
and
SIMUL
2
3) Solve
4) Solve
POLY
POLY
2
2
Statistics (Menu Option 2)
1) Given that
a)
b)
c)
d)
e)
, find
2) Given that
, find
DIST
BINOMIAL
Bcd
All probabilities can be
found through c.d.
if
a)
b)
DIST
NORM
c)
InvN
Tail: LEFT RIGHT CENTRAL
,
CASIO fx-991EX CLASSWIZ:
Tips and Tricks
Calculate (Menu Option 1)
1) Verify that
Up arrow cycles
through previous
calculations
2) Verify that for
the gradient when
is
3) Calculate
4) Given that
STO
A
B
SHIFT
RECALL
SHIFT
RESET
2: Memory
etc.
calculate
Equation/Func (Menu Option A)
1) Solve
1: Simul Equation
2
2) Given that
find the values of
, and that when
and when
,
and
1: Simul Equation
2
3) Solve
2: Polynomial
3
4) Solve
2: Polynomial
2
5) Find the turning point of
2: Polynomial
2
Inequality (Menu Option B)
6) Solve
2
4: ax