现有用户?据一种href="//www.parkandroid.com/account/login/?next=/practice/conics-parabola-general/" id="problem-login-link-alternative" class="btn-link ax-click" data-ax-id="clicked_login_from_generic_modal" data-ax-type="button" data-is_modal="true" data-next="/practice/conics-parabola-general/">登录据/a>
现有用户?据一种href="//www.parkandroid.com/account/login/?next=/practice/conics-parabola-general/" id="problem-login-link-alternative" class="btn-link ax-click" data-ax-id="clicked_login_from_problem_modal" data-ax-type="button" data-is_modal="true" data-next="/practice/conics-parabola-general/">登录据/a>
如果两条抛物线据span class="katex"> y据/span>=据/span>2据/span>X据/span>2据/span>-据/span>3.据/span>X据/span>+据/span>6.据/span>和据span class="katex"> y据/span>=据/span>-据/span>2据/span>X据/span>2据/span>-据/span>一种据/span>X据/span>+据/span>1据/span>在满足单点,什么是所有可能值的产品据span class="katex"> 一种据/span>还是据/span>
什么是范围据span class="katex"> 一种据/span>这样的根据span class="katex"> 2据/span>X据/span>2据/span>+据/span>一种据/span>X据/span>+据/span>1据/span>7.据/span>=据/span>0.据/span>是大于据span class="katex"> -据/span>1据/span>7.据/span>还是据/span>
考虑一个抛物线据span class="katex"> y据/span>=据/span>3.据/span>X据/span>2据/span>-据/span>5.据/span>X据/span>+据/span>2据/span>和线穿过据span class="katex"> (据/span>-据/span>2据/span>那据/span>0.据/span>)据/span>坐标平面。如果正好两个不同点的抛物线和线路相交,什么是可能的范围斜率据span class="katex"> m据/span>行吗?据/p>
找到抛物线的顶点据span class="katex"> y据/span>=据/span>4.据/span>X据/span>2据/span>+据/span>5.据/span>X据/span>+据/span>5.据/span>。据/span>
抛物线通过以下三点:据span class="katex-display"> (据/span>3.据/span>那据/span>0.据/span>)据/span>那据/span>(据/span>9.据/span>那据/span>0.据/span>)据/span>那据/span>(据/span>1据/span>那据/span>6.据/span>4.据/span>)据/span>。据/span>什么是抛物线的顶点?据/p>
问题加载......据/p>
注意加载......据/p>
设置加载......据/p>