8:7
32:28
48:42
I think that's right, hope this helps.
Answer:
Slope is Zero 0
Step-by-step explanation:
this is because the line is horizontal and therefore has no slope
There are only one solutions
7x^2 = 9 + x
7x^2 - x - 9 = 0
(1 +/-<span>√ -1^2 - 4(7)(-9)) / 2(7)
(1 +/-</span><span>√ 1 + 252) / 14
(1 +/-</span><span>√ 252) / 14
</span><span><span>
<span>x =1/14 </span></span>+ <span><span><span><span>1/14 </span><span>√253</span></span><span>
</span></span>x</span></span>=<span><span>1/14 </span>+ <span><span><span>−1/</span>14 </span><span>√<span>253</span></span></span></span>