孟慶杰
摘 要:函數(shù)圖象能直觀反映函數(shù)的一些性質(zhì),利用好函數(shù)圖象能解決好許多函數(shù)問題導(dǎo)函數(shù)的圖象或與導(dǎo)函數(shù)有關(guān)的函數(shù)圖象,不但能反映導(dǎo)函數(shù)的性質(zhì),還能準(zhǔn)確反映原函數(shù)的單調(diào)性和極值,從而利用導(dǎo)函數(shù)的圖象解決原函數(shù)的單調(diào)性和極值問題
關(guān)鍵詞:導(dǎo)函數(shù)圖象;原函數(shù);單調(diào)性;極值