1. There
are 10, 000 combinations, you have 10 choices for the four digit and there are
10 x 10 x 10 x 10 which is 4-digit combination from 1-9. This is called combinations;
the calculation comes out to 10^4.
Answer:
z = 1
Step-by-step explanation:
-z+7 = 6
so
7-6 = z
1 = z
good luck
Answer:
Closed Curve
the exterior (outside) of the curve. The interior of a curve, together with its, boundary is called its region.
Answer:
1, 4 2, -3 3, 5.5 4, -2.5
Step-by-step explanation: