How to Hide Praison SEO WordPress Admin Menus

function plt_hide_seo_wordpress_menus() {
	//Hide "Wordpress SEO".
	remove_menu_page('seo-wordpress/admin/seo-dashboard.php');
	//Hide "Wordpress SEO → Dashboard".
	remove_submenu_page('seo-wordpress/admin/seo-dashboard.php', 'seo-wordpress/admin/seo-dashboard.php');
	//Hide "Wordpress SEO → Authorship, Analytics".
	remove_submenu_page('seo-wordpress/admin/seo-dashboard.php', 'seo-wordpress/admin/seo-authorship.php');
	//Hide "Wordpress SEO → XML Sitemap".
	remove_submenu_page('seo-wordpress/admin/seo-dashboard.php', 'seo-wordpress/admin/seo-xml-sitemap.php');
	//Hide "Wordpress SEO → Breadcrumbs".
	remove_submenu_page('seo-wordpress/admin/seo-dashboard.php', 'seo-wordpress/admin/seo-breadcrumbs.php');
	//Hide "Wordpress SEO → RSS".
	remove_submenu_page('seo-wordpress/admin/seo-dashboard.php', 'seo-wordpress/admin/seo-rss.php');
}

add_action('admin_menu', 'plt_hide_seo_wordpress_menus', 11);
Where do I put this code?