Math in JavaScript.!

samandar hodiev - Aug 3 - - Dev Community

JavaScript Matematik obyektlar raqamlar ustida matematik vazifalarni bajarishga imkon beradi va boshqa obyektlardan farq qilgan holda matematik obyektda konstruktor yo'q shuningdek matematik obyekt statik.!

Har qanday matematik xususiyat sintaksisi Math.property ko'rinishida bo'ladi.!

JavaScript Matematik xususiyatlari sifatida foydalanish mumkin bo'lgan 8 ta matematik konstantalarni taqdim etadi:
Math.E // Eyler raqamini qaytaradi.!
Math.PI // PIni qaytaradi.!
Math.SQRT2 // 2 ning kvadrat ildizini qaytaradi.!
Math.SQRT1_2 // 1/2 kvadrat ildizini qaytaradi.!
Math.LN2 // 2 ning natural logarifmini qaytaradi.!
Math.LN10 // 10 ning natural logarifmini qaytaradi.!
Math.LOG2E // E ning 2 ta logarifmini qaytaradi.!
Math.LOG10E //E ning 10 ta logarifmini qaytaradi.!

1.

let mathem=Math.E;
console.log(mathem);
//natija - 2.718281828459045
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2.

let mathem=Math.PI;
console.log(mathem);
//natija - 3.141592653589793
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3.

let mathem=Math.SQRT2;
console.log(mathem);
//natija - 1.4142135623730951
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4.

let mathem=Math.SQRT1_2;
console.log(mathem);
//natija - 0.7071067811865476
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5.

let mathem=Math.LN2;
console.log(mathem);
//natija - 0.6931471805599453
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6.

let mathem=Math.LN10;
console.log(mathem);
//natija - 2.302585092994046
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7.

let mathem=Math.LOG2E;
console.log(mathem);
//natija - 1.4426950408889634
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8.

let mathem=Math.LOG10E;
console.log(mathem);
//natija 0.4342944819032518
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JavaScriptda sonlarni butun songa yaxlitlashning 4 ta umumiy usuli mavjud.!

1.Math.round(x) - kiritilgan raqamni haqqoniy yaxlitlaydi.!

let result1=Math.round(12.1);
console.log(result1);
//natija - 12

let result2=Math.round(12.5);
console.log(result2);
//natija - 13

let result3=Math.round(12.9);
console.log(result3);
//natija - 13
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2.Math.ciel(x)- kiritilgan raqamni katta tomonga yaxlitlaydi.!

let result1=Math.ceil(12.001);
console.log(result1);
//natija - 13

let result2=Math.ceil(12.5);
console.log(result2);
//natija - 13

let result3=Math.ceil(12.9);
console.log(result3);
//natija - 13
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  1. Math.floor(x) - kiritilgan raqamni kichik tomonga yaxlitlaydi.!
let result1=Math.floor(12.001);
console.log(result1);
//natija - 12

let result2=Math.floor(12.5);
console.log(result2);
//natija - 12

let result3=Math.floor(12.9);
console.log(result3);
//natija - 12
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  1. Math.trunc(x) - kiritilgan raqamni butun qismini qaytaradi.!
let result1=Math.trunc(0.9);
console.log(result1);
//natija - 0

let result2=Math.trunc(-12.5);
console.log(result2);
//natija - (-12)

let result3=Math.trunc(12.9);
console.log(result3);
//natija - 12
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Math.sign(x)- Agar argument musbat bo'lsa 1 qaytaradi, argument manfiy bo'lsa -1 qaytaradi, argument nol bo'lsa nol qaytaradi manfiy nol bo'lsa manfiy nol qaytaradi.!

let result1=Math.sign(12.12);
console.log(result1);
//natija - 1

let result2=Math.sign(0);
console.log(result2);
//natija - 0

let result3=Math.sign(-9.4);
console.log(result3);
//natija - (-1)
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Math.pow(x,y) - x argumentni y argument marta darajaga ko'tarib natijani qaytaradi.!

let result1=Math.pow(3,4);
console.log(result1);
//natija - 81

let result2=Math.pow(25,2);
console.log(result2);
//natija - 625
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Math.sqrt(x)- Argumentni kvadrat ildizdan chiqarib natijani qaytaradi.!

let result1=Math.sqrt(25);
console.log(result1);
//natija - 5

let result2=Math.sqrt(1200);
console.log(result2);
//natija - 34.64101615137755
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Math.abs(x)- Argumentni moduldan chiqarib natijani qaytaradi.!

let result1=Math.abs(-2);
console.log(result1);
//natija - 2

let result2=Math.abs(2);
console.log(result2);
//natija - 2
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Math.min(), Math.max()- Ushbu metod jadvaldagi raqamlar ichidan eng kattasi va eng kichigini topishda yordam beradi.!


let result1=Math.max(12,13,14,24,26,-1,-12,77);
console.log(result1);
//natija - 77

let result2=Math.min(12,13,14,24,26,-1,-12,77);
console.log(result2);
//natija - (-12)
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Math.log(x) - x ning natural logarifmini qaytaradi.!

let result1=Math.log(1);
console.log(result1);
//natija - 0

let result2=Math.log(10);
console.log(result2);
//natija - 2.302585092994046
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Math.log2(x)-x ning 2 ta logarifmini qaytaradi.!

let result1=Math.log2(1);
console.log(result1);
//natija - 0

let result2=Math.log2(1024);
console.log(result2);
//natija - 10
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Math.log10(x)-x ning 10 ta logarifmini qaytaradi.!

let result1=Math.log10(10);
console.log(result1);
//natija - 1

let result2=Math.log10(10000);
console.log(result2);
//natija - 4
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Math.random() - Ushbu metod 0 va 1 orasidagi sonlarni tasodifiy tanlaydi, xar safar xar-hil sonni tanlaydi.!

let result1=Math.random();
console.log(result1);
//natija - 0.473185904988334

let result2=Math.random();
console.log(result2);
//natija - 0.9435319265037021
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Masalan 0 dan 100 gacha bo'lgan sonlarni tasodifan tanlamoqchimiz, ushbu xolat quyidagicha bo'ladi..

let results=Math.floor(Math.random()*100);
console.log(results);
// natija1-80
//natija2-72
//natija3-6
//natija4-68
etc...
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