Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

222-9+11+12:2*14+14 = ? ( )

Toán Lớp 12: Tính đạo hàm của: e^4cosx+6sinx

Toán Lớp 12: Tính đạo hàm của: e^4cosx+6sinx

Comments ( 2 )

  1. $y=e^{4cosx+6sinx}$
    $y’=e^{4cosx+6sinx}.(4cosx+6sinx)’$
    $y’=e^{4cosx+6sinx}.[(4cosx)’+(6sinx)’]$
    $y’=(-4sinx+6cosx).e^{4cosx+6sinx}$

  2. $y=e^{4\cos x+6\sin x}$
    $y’=(4\cos x+6\sin x)’e^{4\cos x+6\sin x}$
    $=[6(\sin x)’+4(\cos x)’]e^{4\cos x+6\sin x}$
    $=(6\cos x-4\sin x)e^{4\cos x+6\sin x}$

Leave a reply

222-9+11+12:2*14+14 = ? ( )

About Hoa