Question

zredukuj i oblicz .... !!!

-5t+t-6-7t+8t+2 +2t dla t= -3,2

Answer 1

-5t + t - 7t +8t +2t

4t + t +2t

7t

7 * (-3.2) = -22.4

 

Answer 2

-5t+t-6-7t+8t+2 +2t=-5*(-3,2)-3,2-6-7*(-3,2)+8*(3,2)+2+2*(-3,2)=(-16)-3,2-6+22,4-25,6+2-6,4=-32,8