Texas Instruments TI-84 Plus Silver Edition

- 57 -
Finding A Definite Int
Finding A Definite IntFinding A Definite Int
Finding A Definite Integral
egralegral
egral on [a, b]
on [a, b] on [a, b]
on [a, b]
Enter the integrand at Y= as Y1. Then press MATH, 9, VARS, Y-VARS, Function, Y1,
(comma), X, (comma), A, (comma), B).
Example: Evaluate
3
3 2
1
(3 5 7)
x x dx
−
− +
∫
Enter
3 2
3 5 7
x x
− +
at Y= as Y1 . Press MATH, 9, VARS, Y-VARS, Function, Y1, (comma),
X, (comma), -1, (comma) 3). Then press ENTER .
Enter the integrand MATH 9
VARS Y-VARS Function
Y1 (comma)X(comma)-1(comma)3) ENTER