Answer:
Step-by-step explanation:a = m + (p-1)*d
b = m + (q-1)*d
c = m + (r-1)*d
p(b-c) = p*(q-r)*d
q(c-a) = q*(r-p)*d
r(a-b) = r*(p-q)*d
p(b-c)+q(c-a)+r(a-b)
= p*(q-r)*d + q*(r-p)*d +r*(p-q)*d
= (pq-pr+qr-pq+rp-qr)*d
= 0*d = 0
So i prove p(b-c)+q(c-a)+r(a-b)=0 hope this is helpfull
Answer: nike is 20 year david is 28 year
Step-by-step explanation:
35% I had the same question on a test yesterday...YEAH hehe hope this helps!
166.1
It would become 11.5 * 7 + 10.7 * 8 = 80.5 + 85.6 = 166.1
b