UI LAB
1) CREATE A SCIENTIFIC CALCULATOR USING REACT JS import React, { useState } from "react"; import './App.css'; function Calculator() { const [input, setInput] = useState(""); const [result, setResult] = useState(""); function handleInput(event) { setInput(event.target.value); } function calculate() { setResult(eval(input)); } function clear() { setInput(""); setResult(""); } function backspace() { setInput(input.slice(0, -1)); } return ( <div> <center> <input type="text" value={result || input} onChange={handleInput} /> <br /> <br /> <button onClick={() => setInput(input + "(")}>...