cdcc
Fifth little question? leave out
6.b
7.d
Step 8 omit
9.0, negative number, non-negative fraction
10.( 1) positive number (2)b, d(3) negative number.
Wrong bill of lading
d
P2
d
c
c
c
c
6. Right, 4
Left, 4
4,-4
7.2
8.? d
9.b
10.c
1 1.- 1,0, 1
-2,- 1,0, 1,2
-3,-2,- 1,0, 1,2,3
40 1
2n+ 1
5,2 1
100 1, 1000
Bill of lading error +5 or-1
As shown in fig. 3, point D moves on line segment OB (except endpoints O and B), and a straight line AB intersects with DE⊥CD at point E, that is, AB⊥x axis.
The bise