Answer:
2x2 - x + 3
Step-by-step explanation:
| 2 | I think that’s right
The answer is C because 51×-2=-102 and 51×-0.5=-25.5
So it -102+(-25.5) or C
Answer:
Noooo
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
The diagram shows Pascal's triangle. Pascal's triangle is a triangular array of the binomial coefficients.
The entry in the
row (start counting rows from 0) and
column (start counting columns from 0) of Pascal's triangle is denoted by

Coefficient 20 stands in 6th row, then n = 6 and in 3rd column, so k = 3.
Hence,
