1. h (t)=7+12 t -9 t 2 (t , h ). t =0.
2. =f() (-6;3). . = f() (-6; 3).
3. f(x)= + 7 sinx- 2 cosx , (;9).
1. f(x)= 72 cos 2 x x 0=
2. y = f (x), B OX . OAB, O , f(x)= x .
: |
. 1. h(t)=7+12t-9t2 (t
1. h (t)=7+12 t -9 t 2 (t , h ). t =0.
2. =f() (-6;3). . = f() (-6; 3). 3. f(x)= + 7 sinx- 2 cosx , (;9).
1. f(x)= 72 cos 2 x x 0=
2. y = f (x), B OX . OAB, O , f(x)= x .
: 2015-05-07; !; : 995 | : : , . |