Evaluate the expression 20- 2m for each of the values of m below

1.m=0
2.m=2
3.m= -5

1. 20

2. 16

3. 30

Step-by-step explanation:

1.

2.

3.

45

step-by-step explanation:

7! = 7×6×5×4×3×2

3! = 3× 2

as 7! is multiple of 3! because 7! contains 3! that is 3× 2 as factor

so 7! /(3! ) = 7× 6× 5× 4

= 42 × 20

= 840

its b) 840✌✌✌

dhruv⭐