# Tag Archives: ti-84

## Calculus – Find the Definite Integral of a Trigonometric Function

## Calculus – Find the Definite Integral of a Trigonometric Function – Example 2

Find the Definite Integral of a Trigonometric Function In this tutorial students learn how to evaluate the definite integral of a trigonometric function. The students will also verify the results on a TI-84 Plus C graphing calculator. Also note that sine is an odd function meaning … sin(-x) = -sin(x) Virginia Standards of Learning(SOL) APC.11

## Calculus – Find the Definite Integral of a Quadratic Function

Definite Integral of a Quadratic Function In this tutorial students learn how to evaluate the definite integral of a quadratic function. The students will also learn how to verify the results on a TI-84 Plus C graphing calculator. Virginia Standards of Learning(SOL) APC.11 The student will find antiderivatives directly from derivatives of basic functions and by substitution… Read More »

## Calculus – Absolute Maximum and Minimum – Example 2

## Calculus – Absolute Maximum and Minimum

## Algebra – Find GCF and LCM using Prime Factorization

Prime Factorization, GCF & LCM In this tutorial students learn how to find the Greatest Common Factor (GCF) and Least Common Multiple (LCM) using Prime Factorization. Students will also used the TI-84 to verify our results. Sometime GFC is also referred to as GCD, Greatest Common Divisor. Virginia Standards of Learning(SOL) SOL 4.5 The student will… Read More »

## Graphing Quadratic Equations with the TI-84 Plus C

Graphing Quadratic Equations In this tutorial students will learn about graphing quadratic equations on a TI-84 Plus C graphing calculator. A quadratic equation is a second degree polynomial. The largest exponent in a quadratic equation is 2. When graphed a quadratic equation forms a parabola. A parabola has several distinct parts named the focus, vertex, axis of symmetry and directrix.

## Algebra – Find the vertex of the quadratic equation

Find the vertex of the quadratic equation In this tutorial students learn how to find the vertex of a quadratic equation (parabola) using various methods. Those methods include graphing with the TI 84 C, calculus, and algebra methods like completing the square. When using the calculator I could have also used the MINIMUM function. 2ND |… Read More »

## Calculus – Addendum: Derivative of f(x)=9/x Find the equation of the Tangent Line at x = 3

Addendum: Derivative of f(x)=9/x In this tutorial the students will learn how to use the power rule to find the derivative, create the equation of the tangent line and verify the results with the TI-84 graphing calculator. Explicit Function Point of Tangency Substitute in the value of x, 3, into the function to find the… Read More »