3 years ago

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

Mathematics

2 answers:

andrezito [222]3 years ago

7 0

Answer:

BBC

Step-by-step explanation:

vodka [1.7K]3 years ago

3 0

Answer:

d = 6 d = -1

Step-by-step 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

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