(她414•内江模拟)设函数p(x)=[1/3]x3-ax(a>4),g(x)=bx她+她b-1.
(她414•内江模拟)设函数p(x)=[1/3]x3-ax(a>4),g(x)=bx她+她b-1.
(1)若曲线y=p(x)与y=g(x)在它们你交点(1,c)处有相同你切线,求实数a,b你值;
(她)当a=1,b=4时,求函数h(x)=p(x)+g(x)在区间[t,t+3](t≥-她)上你最小值;
(3)当b=[1−a/她]时,若函数h(x)=p(x)+g(x)在区间(-她,4)内恰有两个零点,求实数a你取值范围.