# Casio FX-115ES Scientific Calculator "plus determinant" Questions

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## L want to know an example of a4 by 4 matrix

l want to know an example of a4 by 4 matrix determinant One example: the determinant of a 4x4 identity matrix is 1. Use the matrix editor to create a 4x4 matrix with 1s along the main diagonal ...

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## What is the coefficient of determination for r = 0.802?

what is the coefficient of determination for r = 0.802? The coefficient of determination is r squared, so if r is 0.802 then r squared is about 0.643 .

Question about Texas Instruments Office Equipment & Supplies

## Calculator error

Calculator error whenever I type in my calculator the [A]^-1, it always says "err: SINGULAR MAT" but I have my numbers in Matrix A, so what is the problem?? What's the determinant of the numbers in ...

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## A 200-lb man has a total foot imprint area of 72

A 200-lb man has a total foot imprint area of 72 spuare in. Determine the pressure this man exerts on the ground if he stands both feet. 2.77777psi

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## When i put the function

When i put the function in, the calculator still shows the graph but i doesn't have the sketch, so I can't see the points, maximum, minimum or anything to determine the exact numbers Press ZOOM and ...

Question about Texas Instruments Office Equipment & Supplies

## Upper half oc the screen on my TI- 84 calculator is blank

...The Mode settings determine how entries are interpreted and how answers are displayed on the TI-84 Plus. At first set option full screen and then folow next:If you cannot see anything on the screen, ...

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## How to turn on diagnostic on casio fx cg 10

...menu choose 8: linreg(a+bx) You got yourself a prizm, learn to use it and forget about the TI84 Plus. The DiagnosticsON is a command of the TI8 84 plus. You can activate it for statistics or ...

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## Diagnostic

...available commands. This seems to be coming from the DiagnosticsOn or Diagnotics Off of the TI83/84 Plus calculators. Please read the manual to find out how is the correlation/factor determination ...

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## Why can't I contact 911 with Majicjack plus

why can't I contact 911 with Majicjack plus The service is not available. If you dial 911 the emergency services must be able to determine your physical location. With Magicjack they have no way of ...

Question about Casio Office Equipment & Supplies

## I am using a casio fx9750ga plus. I cannot get

...plus. I cannot get the determinant from a 3x3 matrix. How do you do this? Thank you!!! Hello, I assume yoy know how to define your matrix, but I will repeat it here for others who might not know. You ...

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