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10 points (d+6)(2d2−d+7)
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15 votes
10 points (d+6)(2d2−d+7)

User Alex MDC
by
3.8k points

2 Answers

10 votes

Answer:

(d+6) (2d)(2-d+7)

Explanation:

(d+6) (2d)(9-d)

(d+6)(18d-2d²)

(d+6)(2d²-18d)

(d+6)(2(9)-18(9)

(d+6)(18-162)

(d+6)(-144)

-144d-54=0.......... multiply the given equation

with(-) minus

144d+54=0

d=54\144

d=1/2.67

User Shava
by
4.4k points
7 votes
It’s 4d-5=2d+7 try my best
User Dickson Afful
by
3.9k points
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