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djyliett [7]
4 years ago
8

. Simplify the sum. (2u3 + 6u2 + 2) + (7u3 – 7u + 4)

Mathematics
1 answer:
Elena L [17]4 years ago
7 0

Answer:

9u^3 + 6u^2 - 7u + 6

Step-by-step explanation:

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Complete the square for -16x²+144x-80<br> Show All Work
eimsori [14]
-16x+144=128


answer is 128x-80
5 0
4 years ago
At a certain college, 28% of the students major in engineering, 18% play club sports, and 8% both major in engineering and play
Alex

Answers: 0.286

Explanation:

Let E → major in Engineering

Let S → Play club sports

P (E) = 28% = 0.28

P (S) = 18% = 0.18

P (E ∩ S ) = 8% = 0.08

Probability of student plays club sports given majoring in engineering,

P ( S | E ) = P (E ∩ S ) ÷ P (E) = 0.08 ÷ 0.28 = 0.286

8 0
3 years ago
What does it mean by "completing the square" and how do u do it?
faust18 [17]
Completing the square goes back to pythagorean thm
but the way u do it, u want to find a value that enable u to take sqrt of both sides and solve
x^2-8x+3=0
x^2-8x=-3
we need (x-4)^2 so add 16
(x-4)^2=-3+16
(x-4)^2=13
x-4=sqrt13
x=4(+/-)sqrt13
4 0
4 years ago
Melissa lives 5/6 of a mile from the bus stop. pete lives 2/3 of a mile from the bus stop. how much closer to the bus stop does
valina [46]
Melissa lives 5/6 of a mile from the bus stop 5/6 of a mile is 0.83
Peter lives 2/3 of a mile from the bus stop, 2/3 of a mile is 0.66 miles
Pete does not live close to the bus stop than Melissa.
Melissa lives 0.83 - 0.66 = 0.17 miles closer to the bus stop 
8 0
3 years ago
Can somebody pls help me on this
sdas [7]
Box 1:0,3,6,9,12, Box 2: 0,1,2, 14. Box3:1,9,13,18, box4:4,5,7hope this helps
4 0
3 years ago
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