Math, asked by martinkujur, 9 months ago

1) i) Verify [(-9)+ (-7)+(-14)= (-9)+((-7)+(-14)]

Answers

Answered by mbakshi37

Answer:

a+ (b+c) = a+b+c

Step-by-step explanation:

if I Keep solving Lenghty and Difficult problems in Maths and Physics for gaining 5 points in 10 minutes, it shall take 20 Years for next level. hope App survives ? thoko Taali.

Answered by anjalimaurya3876

the codes are not working....do anyone know why?

$<!DOCTYPE html><html lang="en"><head><title>Cat in night</title></head><body><div id="wrapper"><section class="sky"><div class="moon"></div><ul><li class="cloud"></li><li class="cloud"></li><li class="cloud"></li></ul></section><section class="wall"><section class="cat"><div class="cat-head"><div class="eyes"><div class="eye"></div><div class="eye"></div></div></div><div class="cat-body"><div class="tail"></div></div></section></section></div><style>.sky {height: 300px;background: radial-gradient(#112A71, #000A31);overflow: hidden;position: relative; }.sky .moon {width: 80px;height: 80px;border-radius: 50%;background-color: #FEFF79;-webkit-box-shadow: 0 0 150px #FEFF79, inset 0 1px 20px rgba(0, 0, 0, 0.3);box-shadow: 0 0 150px #FEFF79, inset 0 1px 20px rgba(0, 0, 0, 0.3);position: absolute;top: 30px;right: 100px; }.sky .cloud {width: 80px;height: 30px;background-color: #8D8D8D;border-radius: 50px;-webkit-box-shadow: inset 0 -1px 10px rgba(0, 0, 0, 0.3);box-shadow: inset 0 -1px 10px rgba(0, 0, 0, 0.3);position: relative;top: 60px;left: 30px;-webkit-animation: shift 15s infinite linear;animation: shift 15s infinite linear; }.sky .cloud:nth-child(2) {-webkit-transform: scale(-1.5, 1.3);transform: scale(-1.5, 1.3);top: 100px;left: 250px;-webkit-animation-duration: 5s;animation-duration: 5s; }.sky .cloud:last-child {top: 150px;left: 100px;-webkit-transform: scale(2);transform: scale(2);-webkit-animation-duration: 10s;animation-duration: 10s; }.sky .cloud::before, .sky .cloud::after {content: '';display: block;width: 32px;height: 30px;background-color: inherit;border-radius: 50%;position: relative;top: -15px;left: 35px; }.sky .cloud::after {top: -40px;left: 10px; }@-webkit-keyframes shift {0% {margin-left: -500px; }100% {margin-left: 100%; } }@keyframes shift {0% {margin-left: -500px; }100% {margin-left: 100%; } }.wall {height: 250px;background: radial-gradient(ellipse at top, #000C23, #000000);position: relative;top: 0px; }.wall .cat {position: absolute;top: -105px;left: 90px; }.cat-head {width: 40px;height: 40px;background-color: #131313;border-radius: 50% 50% 100% 100%;position: relative; }.cat-head::before, .cat-head::after {width: 6px;height: 2px;content: '';background-color: inherit;border-radius: 5% 100% 0 0;border-top: 10px solid #131313;border-left: 4px solid #141414;position: absolute;-webkit-transform: rotate(-5deg);transform: rotate(-5deg);top: -6px;left: 0px;z-index: 2; }.cat-head::after {left: auto;right: 0px;-webkit-transform: scaleX(-1) rotate(-5deg);transform: scaleX(-1) rotate(-5deg);-webkit-animation: wiggle 3s ease-in infinite;animation: wiggle 3s ease-in infinite; }.cat-head .eyes {height: 30px;display: -webkit-box;display: -ms-flexbox;display: flex;-ms-flex-pack: distribute;justify-content: space-around;-webkit-box-align: center;-ms-flex-align: center;align-items: center; }.cat-head .eyes .eye {width: 6px;height: 6px;background-color: #4C4C4C;border-radius: 50%;-webkit-box-shadow: 0 0 0 3px #00D382;box-shadow: 0 0 0 3px #00D382;z-index: 5;position: relative;-webkit-animation: blink 5s ease-out infinite;animation: blink 5s ease-out infinite; }.cat-head .eyes .eye::after {content: '';width: 2px;height: 2px;background-color: #FFDFDF;border-radius: 50%;position: absolute;top: 0px;left: 3px; }.cat-head .eyes .eye:last-child {-webkit-transform: scaleX(-1);transform: scaleX(-1); }.cat-head .eyes .eye:last-child::after {left: auto;right: 3px; }.cat-body {height: 80px;width: 38px;background: #131313;border-radius: 100% 100% 70% 70%;position: relative;top: -12px; }.cat-body .tail {width: 40px;height: 20px;background-color: transparent;border-radius: 50%;border: 8px solid #131313;border-left-color: transparent;border-top-color: transparent;position: absolute;bottom: 1px;left: 5px; }.cat-body .tail::after {content: '';width: 9px;height: 10px;background-color: #131313;position: absolute;right: -5px;border-radius: 50%;top: -4px;-webkit-transform: skew(44deg, -26deg);transform: skew(44deg, -26deg); }@-webkit-keyframes blink {78%, 82%, 86%, 90% {opacity: 1; }80%, 88% {opacity: 0; } }@keyframes blink {78%, 82%, 86%, 90% {opacity: 1; }80%, 88% {opacity: 0; } }@-webkit-keyframes wiggle {50%, 60% {-webkit-transform: scaleX(-1) rotate(-5deg);transform: scaleX(-1) rotate(-5deg); }55% {-webkit-transform: scaleX(-1) rotate(-30deg);transform: scaleX(-1) rotate(-30deg); } }@keyframes wiggle {50%, 60% {-webkit-transform: scaleX(-1) rotate(-5deg);transform: scaleX(-1) rotate(-5deg); }55% {-webkit-transform: scaleX(-1) rotate(-30deg);transform: scaleX(-1) rotate(-30deg); } }* {padding: 0;margin: 0; }ul {list-style-type: none; }body {background: #1e1e1e;}#wrapper {max-width: 400px;margin: 0 auto;height: 100vh; }</style></body></html>$

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1) i) Verify [(-9)+ (-7)+(-14)= (-9)+((-7)+(-14)]​

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1) i) Verify [(-9)+ (-7)+(-14)= (-9)+((-7)+(-14)]