忘记密码?据/a>新用户?据一种href="//www.parkandroid.com/account/signup/?signup=true&next=/courses/" id="problem-signup-link-alternative" class="btn-link ax-click" data-ax-id="clicked_signup_from_generic_modal" data-ax-type="button" data-next="/courses/">注册据/a>
现有用户?据一种href="//www.parkandroid.com/account/login/?next=/practice/intermediate-value-theorem/" 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/intermediate-value-theorem/">登录据/a>
忘记密码?据/a>新用户?据一种href="//www.parkandroid.com/account/signup/?signup=true&next=/practice/intermediate-value-theorem/%3Ftopic%3Dcalculus%26quiz%3Dintermediate-value-theorem" id="problem-signup-link-alternative" class="btn-link ax-click" data-ax-id="clicked_signup_from_problem_modal" data-ax-type="button" data-next="/practice/intermediate-value-theorem/%3Ftopic%3Dcalculus%26quiz%3Dintermediate-value-theorem">注册据/a>
现有用户?据一种href="//www.parkandroid.com/account/login/?next=/practice/intermediate-value-theorem/" 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/intermediate-value-theorem/">登录据/a>
以下两个值之间的哪一条等式据span class="katex"> -据/mo> 5.据/mn> X据/mi> 4.据/mn> +据/mo> 7.据/mn> X据/mi> 2据/mn> +据/mo> 1据/mn> =据/mo> 0.据/mn> -5x ^ 4 + 7x ^ 2 + 1 = 0据/annotation> -据/span>5.据/span>X据/span>4.据/span>+据/span>7.据/span>X据/span>2据/span>+据/span>1据/span>=据/span>0.据/span>有解决方案吗?据/p>
以下两个值之间的哪一条等式据span class="katex"> 4.据/mn> X据/mi> 3.据/mn> +据/mo> 7.据/mn> X据/mi> -据/mo> 13.据/mn> =据/mo> 0.据/mn> 4x ^ 3 + 7x - 13 = 0据/annotation> 4.据/span>X据/span>3.据/span>+据/span>7.据/span>X据/span>-据/span>1据/span>3.据/span>=据/span>0.据/span>有解决方案吗?据/p>
对于这个功能据span class="katex"> F据/mi> (据/mo> X据/mi> )据/mo> =据/mo> 2据/mn> X据/mi> 那据/mo> f(x)= 2x,据/annotation> F据/span>(据/span>X据/span>)据/span>=据/span>2据/span>X据/span>那据/span>以下哪一项在于据span class="katex"> F据/mi> F据/annotation> F据/span>在间隔内据span class="katex"> [据/mo> 0.据/mn> 那据/mo> 1据/mn> ]据/mo> 还是据/mo> [0,1]?据/annotation> [据/span>0.据/span>那据/span>1据/span>]据/span>还是据/span>
F据/mi> (据/mo> X据/mi> )据/mo> f(x)据/annotation> F据/span>(据/span>X据/span>)据/span>是间隔的连续功能据span class="katex"> [据/mo> 25.据/mn> 那据/mo> 40据/mn> ]据/mo> [25,40]据/annotation> [据/span>2据/span>5.据/span>那据/span>4.据/span>0.据/span>]据/span>。如果据span class="katex"> F据/mi> (据/mo> 25.据/mn> )据/mo> =据/mo> 51.据/mn> F(25)= 51据/annotation> F据/span>(据/span>2据/span>5.据/span>)据/span>=据/span>5.据/span>1据/span>那据span class="katex"> F据/mi> (据/mo> 40据/mn> )据/mo> =据/mo> 13.据/mn> f(40)= 13据/annotation> F据/span>(据/span>4.据/span>0.据/span>)据/span>=据/span>1据/span>3.据/span>, 和据span class="katex"> F据/mi> (据/mo> 一种据/mi> )据/mo> =据/mo> -据/mo> 56.据/mn> f(a)= - 56据/annotation> F据/span>(据/span>一种据/span>)据/span>=据/span>-据/span>5.据/span>6.据/span>在哪里据span class="katex"> 25.据/mn> 据据/mo> 一种据/mi> 据据/mo> 40据/mn> 25 2据/span>5.据/span>据据/span>一种据/span>据据/span>4.据/span>0.据/span>,最少的解决方案是什么?据span class="katex"> F据/mi> (据/mo> X据/mi> )据/mo> =据/mo> 0.据/mn> f(x)= 0据/annotation> F据/span>(据/span>X据/span>)据/span>=据/span>0.据/span>还是据/p>
鉴于功能据span class="katex"> F据/mi> (据/mo> X据/mi> )据/mo> =据/mo> 24.据/mn> X据/mi> +据/mo> 8.据/mn> 5.据/mn> X据/mi> 2据/mn> -据/mo> 15.据/mn> 那据/mo> \ displaystyle {f(x)= \ frac {24x + 8} {5x ^ 2 - 15}},据/annotation> F据/span>(据/span>X据/span>)据/span>=据/span>5.据/span>X据/span>2据/span>-据/span>1据/span>5.据/span>2据/span>4.据/span>X据/span>+据/span>8.据/span>那据/span>等式的解决方案有多少据span class="katex"> F据/mi> (据/mo> X据/mi> )据/mo> =据/mo> 0.据/mn> f(x)= 0据/annotation> F据/span>(据/span>X据/span>)据/span>=据/span>0.据/span>有域名据span class="katex"> [据/mo> -据/mo> 2据/mn> 那据/mo> 2据/mn> ]据/mo> 还是据/mo> [-2,2]?据/annotation> [据/span>-据/span>2据/span>那据/span>2据/span>]据/span>还是据/span>
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