21. What is wrong with the following expressions? How can you correct them? (a) C = AB, (b) C = AB, (C) C = A B, (d) C = AB, (0) C +2Ã = B, (0 C = A x B, (g)Ã B = A * B, (h) C = 2A - B, 0 C = A/B,
and () C = A/B

c. 7/3

step-by-step explanation:

a rational number is like pi- it is a repeating decimal.

a. is -1.8

b. 2.236068

c. 2.3333333333333333333

d.   is 3

i hope that ! =)

mistakes are ok

1 the 4 is sig

answer; how far out of place which the object finished relative to the starting location;