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10 votes
10 votes
Solve the quadratic equation
d²-5d+6=0

User EduPeeth
by
3.3k points

2 Answers

21 votes
21 votes

Answer:

BBC

Explanation:

User Asenar
by
2.8k points
23 votes
23 votes

Answer:

d = 6 d = -1

Explanation:

Use displacement to factor

d²-5d+6=0

d²+d-6d-6=0

d(d+1)-6(d+1)=0

(d-6)(d+1)=0

d-6=0 or d+1=0

d = 6 d = -1

User Rick Mangi
by
2.7k points