y=√x图像,其中x≥0,y≥0
/iknow-pic.cdn.bcebos.com/e824b899a9014c08449af53b067b02087af4f48f"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/e824b899a9014c08449af53b067b02087af4f48f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/e824b899a9014c08449af53b067b02087af4f48f"/>
y=x²的图像是开口向上的抛物线;
以(0,0)为顶点,Y轴为对称轴,同时经过点(-1,1)(1,1)
/iknow-pic.cdn.bcebos.com/242dd42a2834349ba7fcff1bc5ea15ce37d3beb2"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/242dd42a2834349ba7fcff1bc5ea15ce37d3beb2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/242dd42a2834349ba7fcff1bc5ea15ce37d3beb2"/>
y=2x的图像,正比例函数的图象是一条经过原点的直线,且当k>0时,经过一、三象限。
/iknow-pic.cdn.bcebos.com/4ec2d5628535e5dd311636417ac6a7efce1b6272"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/4ec2d5628535e5dd311636417ac6a7efce1b6272?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/4ec2d5628535e5dd311636417ac6a7efce1b6272"/>
y=√x图像,其中x≥0,y≥0
y=x²的图像是开口向上的抛物线;
以(0,0)为顶点,Y轴为对称轴,同时经过点(-1,1) (1,1)
y=2x的图像,正比例函数的图象是一条经过原点的直线,且当k>0时,经过一、三象限。
..
如图
高一数学 y=ASin(ωx+φ)图像的性质