Casio fx-570 User's Guide
![Casio fx-570 Calculator manual cover](/images/DvDiSSafPUZEAVYhUhUwQSAY/thumbs/thumb175x175.webp)
To switch to complex mode, press the 'MODE' button repeatedly until 'CMPLX' appears on the screen.
Ensure that the calculator is in the correct mode for the calculations you're performing. Reset the calculator by pressing 'SHIFT' + '9' (CLR) and then selecting '3' for 'All' to clear all settings.
Press the 'MODE' button until 'STAT' appears. Enter your data using the 'SHIFT' + 'DT' button for data input. Use the statistical functions to perform calculations.
Press 'SHIFT' + '9' (CLR), then press '3' to select 'All', and finally press '=' to confirm the reset.
Yes, you can solve equations by pressing 'MODE' until 'EQN' appears. Use the navigation keys to select the type of equation and enter the coefficients.
For permutations, use 'SHIFT' + 'nPr', and for combinations, use 'SHIFT' + 'nCr'. Enter the values as prompted.
To calculate logarithms, use the 'log' button for base 10 and 'ln' for natural logarithms. Enter the number and press the appropriate button.
Press 'MODE' until 'MAT' appears. Define the matrices using the 'SHIFT' + 'MAT' button. Perform operations using the matrix functions available.
Press 'SHIFT' + 'SETUP', then select '2' for angle unit, and choose '3' for radians. Calculate normally and the results will be in radians.
Check the battery and replace it if necessary. Adjust the display contrast by pressing 'SHIFT' + '7' (SETUP), then select '3' for contrast and adjust as needed.