题目内容
曲线在点A(2,10)处的切线的斜率k是 ( )
A.14 B.12 C.8 D.6
A
曲线f(x)=x2+3x在点A(2,10)处的切线斜率k=___________.
曲线y=x2+3x在点A(2,10)处的切线的斜率k是( )
A.4 B.5 C.6 D.7
曲线y=x2+3x在点A(2,10)处的切线的斜率k是