Construct a truth table for each of these compound propo- sitions. b) pv-p d) (pv q) → (p ^ q) c) (pv-q) → q

p -p p v -p

t f t

f t f

p q (p v q) (p ^ q) (p v q) → (p ^ q)

t t t t t

f f f f t

t f t f f

f t t f t

p q -q (p v -q) (p v -q) → q

v v f v f

f f v v v

v f v v v

f v f f v

the least common denominatore of 7 and 2 is 9

step-by-step explanation:

7+2=9

from the figure we get,

the x axis shows   the months and,

the y-axis shows the number of satisfied customer.

each line or each cell in upward direction (y-axis) shows 500.

the appropriate scale for the y - axis is: -

a = 2000 customers

b = 4000 customers

c = 6000 customers

d = 8000 customers

e = 10000 customers

f = 12000 customers

g = 14000 customers