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Keypad Numbers Letters Phone Ios User Interface Keypad Smartphone Keyboard Stock Vector by ©Kasheev 242655990
![For the numbers 2 through 9 on a telephone keypad (see figure), create two relations: one mapping numbers onto letters, and the other mapping letters onto numbers. Are both relations? functions? Explain. For the numbers 2 through 9 on a telephone keypad (see figure), create two relations: one mapping numbers onto letters, and the other mapping letters onto numbers. Are both relations? functions? Explain.](https://homework.study.com/cimages/multimages/16/20220613_115149-redex2848725783641306812.png)
For the numbers 2 through 9 on a telephone keypad (see figure), create two relations: one mapping numbers onto letters, and the other mapping letters onto numbers. Are both relations? functions? Explain.
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Premium Vector | Phone keypad. keyboard template in touchscreen device. user keypad with numbers and letters for phone. interface keypad for smartphone.
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Keypad with numbers and letters for phone. User interface keypad for smartphone. Keyboard template in touchscreen device. Vector illustration EPS 10. Stock Vector | Adobe Stock
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The standard 12-key telephone keypad, character layout follows the ITU... | Download Scientific Diagram
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Smartphone dial keypad design. Keyboard template in touchscreen device. User Keypad with numbers and letters for phone. Keypad on smartphone screen. Mobile phone numbers panel 8786495 Vector Art at Vecteezy
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