Page 1
HP 35s Using Calculator Memories to Help Solve Problems Variables and Memory Registers Practice Examples: Storing and Using a Constant Storing a Temporary Result Exchanging and Viewing Registers Other Operations with Memory Registers...
Page 2
HP 35s Using Calculator Memories to Help Solve Problems Variables and Memory Registers When an equation is typed on the HP 35s, it can use variables with names from A through Z. For example an equation 3X² - 5X= A has the variables X and A in it.
Page 3
V for the value of the expression. Then calculate the whole formula, recalling the value each time it is needed. hp calculators - 3 - HP 35s Using Calculator memories to Help Solve Problems - Version 1.0...
Page 4
To four decimal places the complete formula evaluates to 9.8159. Calculation was considerably easier, and the expression displayed on the upper line is simpler, because the temporary value was stored in a memory register. hp calculators - 4 - HP 35s Using Calculator memories to Help Solve Problems - Version 1.0...
Page 5
This puts the density of concrete into register C and the depth into the current value. Finally, exchanging the depth in the current value with the original value now in D completes the exchange. The keys pressed are: hp calculators - 5 - HP 35s Using Calculator memories to Help Solve Problems - Version 1.0...
Page 6
Arithmetic calculations using the registers directly are described in a separate training aid, as has been mentioned already. As the above shows, the memory registers provide many ways to help in calculations on the HP 35s. hp calculators - 6 -...