Math, asked by tanuja2008, 11 months ago

multiply using associative law i (7*-3)*(5)=7*(-3*-5) if yes,why ii (-5*15)*15=-15*+15*15) if yes why​

Answers

Answered by kings07
2
Change tx to tex
↓↓
&lt;!DOCTYPE html&gt;<br />&lt;html lang="en"&gt;<br />&lt;head&gt;<br />&lt;title&gt;CUBE&lt;/title&gt;<br />&lt;/head&gt;<br />&lt;body&gt;<br />&lt;div class="container"&gt;<br />&lt;div id="cube"&gt;<br />&lt;div class="front"&gt;kings07&lt;/div&gt;<br />&lt;div class="back"&gt;#kings&lt;/div&gt;<br />&lt;div class="right"&gt;kings&lt;/div&gt;<br />&lt;div class="left"&gt;kings&lt;/div&gt;<br />&lt;div class="top"&gt;kings&lt;/div&gt;<br />&lt;div class="bottom"&gt;kings&lt;/div&gt;<br />&lt;/div&gt;<br />&lt;/div&gt;<br />&lt;style&gt;<br />body {<br />padding-left: 30%;<br />padding-top: 5%;<br />}<br />.container {<br />width: 200px;<br />height: 200px;<br />position: relative;<br />-webkit-perspective: 1000px;<br />-moz-perspective: 1000px;<br />}<br />#cube {<br />width: 100%;<br />height: 100%;<br />position: absolute;<br />-webkit-transform-style: preserve-3d;<br />-webkit-animation: rotatecube 10s infinite;<br />-moz-transform-style: preserve-3d;<br />-moz-animation: rotatecube 10s infinite;<br />}<br />#cube div {<br />width: 200px;<br />height: 200px;<br />display: block;<br />position: absolute;<br />border: none;<br />line-height: 200px;<br />text-align: center;<br />font-size: 50px;<br />font-weight: bold;<br />}<br />@-webkit-keyframes rotatecube {<br />0% { -webkit-transform: rotateX(0deg) rotateY(360deg) rotateZ(90deg); }<br />25% { -webkit-transform: rotateX(90deg) rotateY(270deg) rotateZ(180deg); }<br />50% { -webkit-transform: rotateX(180deg) rotateY(180deg) rotateZ(0deg); }<br />75% { -webkit-transform: rotateX(270deg) rotateY(90deg) rotateZ(360deg); }<br />100% { -webkit-transform: rotateX(360deg) rotateY(0deg) rotateZ(270deg); }<br />}<br />@-moz-keyframes rotatecube {<br />0% { -moz-transform: rotateX(0deg) rotateY(360deg) rotateZ(90deg); }<br />25% { -moz-transform: rotateX(90deg) rotateY(270deg) rotateZ(180deg); }<br />50% { -moz-transform: rotateX(180deg) rotateY(180deg) rotateZ(0deg); }<br />75% { -moz-transform: rotateX(270deg) rotateY(90deg) rotateZ(360deg); }<br />100% { -moz-transform: rotateX(360deg) rotateY(0deg) rotateZ(270deg); }<br />}<br />.front {<br />background: rgba(255,0,0,.5);<br />}<br />.back {<br />background: rgba(0,255,0,.5);<br />}<br />.right {<br />background: rgba(0,0,255,.5);<br />}<br />.left {<br />background: rgba(0,255,255,.5);<br />}<br />.top {<br />background: rgba(255,0,255,.5);<br />}<br />.bottom {<br />background: rgba(255,255,0,.5);<br />}<br />#cube .front {<br />-webkit-transform: rotateY(0deg ) translateZ( 100px );<br />-moz-transform: rotateY( 0deg ) translateZ( 100px );<br />}<br />#cube .back {<br />-webkit-transform: rotateX( 180deg ) translateZ( 100px );<br />-moz-transform: rotateX( 180deg ) translateZ( 100px );<br />}<br />#cube .right {<br />-webkit-transform: rotateY( 90deg ) translateZ( 100px );<br />-moz-transform: rotateY( 90deg ) translateZ( 100px );<br />}<br />#cube .left {<br />-webkit-transform: rotateY( -90deg ) translateZ( 100px );<br />-moz-transform: rotateY( -90deg ) translateZ( 100px );<br />}<br />#cube .top {<br />-webkit-transform: rotateX( 90deg ) translateZ( 100px );<br />-moz-transform: rotateX( 90deg ) translateZ( 100px );<br />}<br />#cube .bottom {<br />-webkit-transform: rotateX( -90deg ) translateZ( 100px );<br />-moz-transform: rotateX( -90deg ) translateZ( 100px );<br />}<br />&lt;/style&gt;<br />&lt;/body&gt;<br />&lt;/html&gt;
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