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2 years ago

14

What is (2n - 1) × 11

1 answer:

Reptile [31]2 years ago

5 0

Answer:

22n - 11

Step-by-step explanation:

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Math help please i will mark brainliest!!!!!

mel-nik [20]

Answer:

The second choice is the correct one.

Step-by-step explanation:

20x^4 - 45x^2

GCF is 5x^2, so the factors are:

5x^2( 4x^2 - 9)

Now 4x^2 - 9 is the differencr of 2 squares:

4x^2 - 9 = (2x + 3)(2x - 3)>

4 0

3 years ago

2. There are 42 persons in a mathematics class, and everyone of them drinks either coffee or grape milk at

Basile [38]

Answer:

1. 8

2. 24

Step-by-step explanation:

The number of persons that drink grape milk only :

18 - 10 = 8

The number of persons that drink coffee :

42 - 8 = 34

The number of persons that drink coffee only :

34 - 10 = 24

5 0

2 years ago

14. Janie Christopher lent $6000 to a friend for 90 days at 12%. After 30 days, she sold the note to a third party for $6000. Wh

Elenna [48]

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2 years ago

Can you help me with the top one I don’t understand it

Dafna11 [192]

Answer:

the answer is 1 : 5

Step-by-step explanation:

out of 25 of them 5 are sick which in a fraction is 1/5

4 0

3 years ago

Read 2 more answers

How to solve 17.1 - 8.2y = -7.02

Wewaii [24]

the answer is

$y = 2.941463$

which is closest to 3.

4 0

2 years ago