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rewona [7]
2 years ago
12

If a and b are the zeros of the quadratic polynomial 4x2+4x+1, find the value of a/b+b/a?

Mathematics
1 answer:
kow [346]2 years ago
7 0

Answer:

2

Step-by-step explanation:

First you need to factor your quadratic equation. You'll get (2x+1)(2x+1). Your two zeroes will be -1/2 and -1/2 with one being a, the other b. So then

a/b = (-1/2)/(-1/2)

and

b/a = (-1/2)/(-1/2)

Both reduce to 1. So a/b + b/a is 1+1=2

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Dafna1 [17]

Answer:

I don't know how to explain the math, but I know the answer is 115 women for every 100 men.

6 0
3 years ago
Read 2 more answers
Write the expanded notation for 15,729?
pshichka [43]

Step-by-step explanation:

15,729 = 10 000 + 5 000 + 700 + 20 + 9

= (1 x 10000) + (5 x 1000) + (7 x 100) + (2 x 10) + (9 x 1)

We can also write it like this :

(1 x 10⁴) + (5 x 10³) + (7 x 10²) + (2 x 10¹) + (9 x 10⁰)

8 0
3 years ago
1. On her birthday, Shruti bought 2 kg sweets and distributed 1 kg 500 g among her classmates. How much sweets were left with he
uysha [10]

Answer:

500g

Step-by-step explanation:

since she brought 2 kg of sweets, and distributed to her classmates, that means we wil sustract 2 from 1,5 and that will be 0.5 or 500g

I hope I helped you! :)))

7 0
2 years ago
Read 2 more answers
4. Mrs. Holder gave each team of 4 students 9 packs of paper to split evenly. How many packs of paper did each team member get?
Rudiy27
Option c is the correct answer

9/4=2 1/4
8 0
3 years ago
Jessica needs 6 5/8 cups of flour for her recipe. The box she has only has 7/8 cup of flour left in it.
quester [9]

Answer:

5 6/8 cups

Step-by-step explanation:

1 cups equal 8/8

simply one cup from the 6 and add to 5/8;8/8 +5/8 =13/8

13/8 -7/8=6/8

add the remaining 5 cups

totalling 5 6/8

3 0
2 years ago
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