Hp 50g Graphing Calculator Manual de usuario descargar pdf (Pagina 69)

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101

Page 2-9

Θ Press the right arrow key, ™, until the cursor is to the right of the x

Θ Type Q2 to enter the power 2 for the x

Θ Press the right arrow key, ™, until the cursor is to the right of the y

Θ Press the delete key, ƒ, once to erase the characters y.

Θ Type ~„x to enter an x

Θ Press the right arrow key, ™, 4 times to move the cursor to the right of

the *

Θ Type R to enter a square root symbol

Θ Type „Ü to enter a set of parentheses (they come in pairs)

Θ Press the right arrow key, ™, once, and the delete key, ƒ, once, to

delete the right parenthesis of the set inserted above

Θ Press the right arrow key, ™, 4 times to move the cursor to the right of

the b

Θ Type „Ü to enter a second set of parentheses

Θ Press the delete key, ƒ, once, to delete the left parenthesis of the set

inserted above.

Θ Press ` to return to normal calculator display.

The result is shown next:

Notice that the expression has been expanded to include terms such as

|R|, the absolute value, and SQ(b

⋅R), the square of b⋅R. To see if we can

simplify this result, use FACTOR(ANS(1)) in ALG mode:

Θ Press „˜ to activate the line editor once more. The result is now:

1 2 ... 64 65 66 67 68 69 70 71 72 73 74 ... 886 887

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Hp 50g Graphing Calculator Manual de usuario Pagina 69

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