## How do you solve a quadratic equation on a TI 30X IIS?

How do I solve quadratic equations on the TI-30X IIS/B or TI-34 II Explorer Plus?

- Store the value of coefficients of the expression to memory variables.
- Store 2 to A – Input 2 and press [STO>] [MEMVAR] [=]
- Store 5 to B – Input 5, press [STO>] [MEMVAR] using right cursor scroll to B, and press [=]

### How do you know when to use binomial PDF or CDF?

BinomPDF and BinomCDF are both functions to evaluate binomial distributions on a TI graphing calculator. Both will give you probabilities for binomial distributions. The main difference is that BinomCDF gives you cumulative probabilities.

#### Is the TI 30X IIS allowed on the act?

Key features. Ideal for general math, pre-algebra, algebra I and II, geometry, statistics and general science. The TI-30XIIS™ scientific calculator is approved for use on SAT®, ACT® and AP® exams.

**Is the TI-30X IIS a scientific calculator?**

The TI-30X IIS scientific calculator is approved for use on SAT ®, ACT ® and AP ® exams. Learn which TI calculator is right for you. Review previous entries and look for patterns. A two-line display shows entries on the top line and results on the bottom line.

**How to do population standard deviation on TI-30X IIS?**

Use to move the cursor to s x (it’s the fourth thing in the list). The population standard deviation will be on the screen. Press . On the top of the screen, you’ll see a list of the values the calculator computes. Use to move the cursor to S x (it’s the third thing in the list). The sample standard deviation will be on the screen.

## What should be slope of Ti 30x IIs?

You should get a slope of 1.6, a y-intercept of 0.5, and a correlation of 0.992277876. The regression line would be: y = 1.6x+0.5. C: Find 10C6 and 9P5. You should get 10 C 6 = 210 and 9 P 5 = 15120. For more information, consult a manual .

### How do you do statistics on a ti 30xiis?

Statistics on the TI-30XIIS First, clear the calculator’s memory for any prior statistics data. There are two possible ways to do this. Hold down the ON button and press CLEAR, then =, or Press 2nd, DATA, move the cursor 2 places (next screen) to CLRDATA, and press =.