How do you factor by grouping if the question is 2p^3+5p^2+6p+15?
1 answer:
Answer:
(2p + 5)(p² + 3)
Step-by-step explanation:
2p³ + 5p² + 6p + 15
take out factor p²
p² × (2p + 5) + 6p + 15
p² × (2p + 5) + 3 (2p + 5)
= (2p + 5)(p² + 3)
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The answer 0.6 i apologize if it is incorrect!
Answer:
18
Step-by-step explanation:
30*0.4=12
This means 40% of 30 is 12 and Ana has completed 12 problems.
30-12 = 18, so she still needs to do 18 problems.
Answer:
7x+10 cm
Step-by-step explanation:
To find the perimeter add up all the sides
There are 5 sides
3x+ 5+ 2x+2x+5
Combine like terms
3x+2x+2x +5+5
7x + 10
The perimeter is 7x+10 cm
