{"id":7463,"date":"2016-03-04T22:23:26","date_gmt":"2016-03-04T21:23:26","guid":{"rendered":"http:\/\/www.matematicaok.it\/?p=7463"},"modified":"2016-03-08T15:44:25","modified_gmt":"2016-03-08T14:44:25","slug":"esercizio-17-parabola-e-retta","status":"publish","type":"post","link":"https:\/\/www.matematicaok.com\/?p=7463","title":{"rendered":"Esercizio 17 &#8211; Parabola e retta"},"content":{"rendered":"<p>Data la parabola di equazione y = \u2014 x<sup>2<\/sup> + 4x + 5, determina:<br \/>\na) le intersezioni della parabola con la retta di equazione \u00a0y = \u2014 x + 5 \u00a0e indicale con A e B (A punto di ascissa\u00a0minima);<br \/>\nb) un punto P sull&#8217;arco di parabola AB in modo che il triangolo OPB abbia area 20.<\/p>\n<p><a href=\"http:\/\/www.matematicaok.it\/wp-content\/uploads\/2016\/03\/Es19_FasciParabole.jpg\" rel=\"attachment wp-att-7524\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-7524\" src=\"http:\/\/www.matematicaok.it\/wp-content\/uploads\/2016\/03\/Es19_FasciParabole-774x1024.jpg\" alt=\"Parabola e retta\" width=\"677\" height=\"896\" srcset=\"https:\/\/www.matematicaok.com\/wp-content\/uploads\/2016\/03\/Es19_FasciParabole-774x1024.jpg 774w, https:\/\/www.matematicaok.com\/wp-content\/uploads\/2016\/03\/Es19_FasciParabole-227x300.jpg 227w, https:\/\/www.matematicaok.com\/wp-content\/uploads\/2016\/03\/Es19_FasciParabole-768x1016.jpg 768w, https:\/\/www.matematicaok.com\/wp-content\/uploads\/2016\/03\/Es19_FasciParabole.jpg 1255w\" sizes=\"auto, (max-width: 677px) 100vw, 677px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/www.matematicaok.it\/wp-content\/uploads\/2016\/03\/Es159_pag336.png\" rel=\"attachment wp-att-7484\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7484\" src=\"http:\/\/www.matematicaok.it\/wp-content\/uploads\/2016\/03\/Es159_pag336.png\" alt=\"Parabola e retta\" width=\"583\" height=\"576\" srcset=\"https:\/\/www.matematicaok.com\/wp-content\/uploads\/2016\/03\/Es159_pag336.png 583w, https:\/\/www.matematicaok.com\/wp-content\/uploads\/2016\/03\/Es159_pag336-300x296.png 300w\" sizes=\"auto, (max-width: 583px) 100vw, 583px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Data la parabola di equazione y = \u2014 x2 + 4x + 5, determina: a) le intersezioni della parabola con la retta di equazione \u00a0y = \u2014 x + 5 \u00a0e indicale con A e B (A punto di ascissa\u00a0minima); b) un punto P sull&#8217;arco di parabola AB in modo che il triangolo OPB abbia area 20.<\/p>\n","protected":false},"author":1,"featured_media":7484,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[127,128,139],"tags":[],"class_list":["post-7463","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-esercizi-svolti","category-geometria-analitica","category-parabola"],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/www.matematicaok.com\/wp-content\/uploads\/2016\/03\/Es159_pag336.png","jetpack_shortlink":"https:\/\/wp.me\/p85Wmq-1Wn","_links":{"self":[{"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=\/wp\/v2\/posts\/7463","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7463"}],"version-history":[{"count":3,"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=\/wp\/v2\/posts\/7463\/revisions"}],"predecessor-version":[{"id":7526,"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=\/wp\/v2\/posts\/7463\/revisions\/7526"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=\/wp\/v2\/media\/7484"}],"wp:attachment":[{"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7463"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7463"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.matematicaok.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}