Question

If x=1 ,y=-1, z=3,a=-1;b=-2,c=2 find the value
1
) ax²+by - cz
​

Answer 1

Step-by-step explanation:

x=1 ,y=-1, z=3,a=-1;b=-2,c=2

ax²+by - cz=?

(-1 × 1) + (-2 ×-1) -(2×3)

=-1+2-6

= -5