Question

What is the value of k if one root of equation kx^2-7x+12=0 is 3​

Answer 1

Answer:

x=3

k(3)^2-7(3)+12=0

9k-21+12=0

9k-9=0

9k=9

k=1

Answer 2

$<marquee>Answer is attached...</marquee>$

Follow me

Mark my answer as brainliest

$</h2><h2><svg class= "heart" viewBox= "-2 -2 98.6 90.81"></h2><h2><title>Corazon</title></h2><h2><path stroke= "firebrick" stroke-width= "3" d= "M86.81,8.15a27.79,27.79,0,0,1,0,39.33L47.48,86.81,8.15,47.48A27.81,27.81,0,0,1,47.48,8.15,27.79,27.79,0,0,1,86.81,8.15Z"/></h2><h2></svg></h2><h2><style></h2><h2>body {</h2><h2>display: grid;</h2><h2>min-height: 100vh;</h2><h2>justify-content: center;</h2><h2>align-content: center;</h2><h2>background: repeating-linear-gradient(circle, white, yellow, red);</h2><h2>background: repeating-radial-gradient(circle, orange, aqua, blue);</h2><h2>}</h2><h2>@keyframes heart-path {</h2><h2>99% {</h2><h2>stroke-dashoffset: 0;</h2><h2>fill: none;</h2><h2>}</h2><h2>100% {</h2><h2>fill: lime;</h2><h2>}</h2><h2>}</h2><h2></style>$