200k views
4 votes
Evaluate: (d + 1)(d - 1 + 6)
d = 2

User DecPL
by
7.6k points

1 Answer

5 votes
f(d)=(d+1)(d-1+6)
f(d)=(d+1)(d+5)
f(2)=(2+1)(2+5)
f(2)=(3)(7)
f(2)=21
User Yuri Baburov
by
7.6k points