HP 30s 関数電卓

Amazonのエディトリアルレビューより

Product Description

「HP 30s」はエントリレベルの学生向け関数電卓です。ボタン周りのプレートを交換できます。（写真を参照して下さい）

Amazon.co.jp 商品紹介

   66以上の組み込み関数を内蔵した、エントリレベルの学生向け関数電卓。ボタン周りのプレートを交換できる。

Product Description

Entry level scientific calculator for high school science and math students. 250 built-in functions. Two-line display is a learning tool, showing operations with results. Combines value, higher-math power and convenience in one stylish package. User friendly and intuitive, it thinks like a student! Calculator Type: Non-Printing; Calculator Style: Scientific; Power Source(s): 1.5V Miniature Battery;Display Notation: Engineering;Numeric.

Amazon.com Product Description

Who says cell phones get to have all the fun? This scientific calculator, with its extensive functions and robust programmability, boasts two colored faceplates, letting your inner colors fly. With a two-line, 7 x 5 dot-matrix display, you can see more, and with over 65 math and statistical features, you can do more.

The HP30S's built-in arithmetic functions include +, -, *, /, %, 1/x, +/-, plus ln, X, e^x, n!, y^x, log x, 10x, x², and pi. Additional functions include fractions, trigonometry, hyperbolic, root finder, and statistical analysis. The algebraic entry is intuitive, and no worries if you make a mistake--simply edit the command-line history. Scientific features are broad as well, ranging from polar/rectangular and angle conversions to decimal hours, minutes, seconds conversions and arithmetic unit conversions. The calculator can convert fractions to decimals as well as decimals to fractions.

Combining compact size, contemporary styling, and exceptional features, the calculator is ideal for students ranging from middle school algebra all the way up to high school and college-level trigonometry. Two faceplates are included, one in deep purple and one in translucent turquoise.

The HP30S uses two LR44 batteries and includes a one-year warranty.