3 years ago

BRAINLIEST GOES TO FIRST CORRECT ANSWER, NO STEPS NEEDED

Mathematics

2 answers:

pochemuha3 years ago

6 0

Answer:

b) -4

Step-by-step explanation:

The roots are (1-sqrt5) and (1+sqrt(5)

FOIL

first:1*1 =1

outer: 1 * sqrt(5) = sqrt(5)

inner -1*sqrt(5) = -sqrt(5)

last sqrt(5) * - sqrt(5) = -5

Add them together: 1+sqrt(5) - sqrt(5) -5 = -4

azamat3 years ago

4 0

Answer:

Its option B -4

Step-by-step explanation:

You might be interested in

You ask 125 randomly chosen students their favorite sport. There are 1300 students in the school. Based on the results of the su

yan [13]

780 students

Set up a proportion.

75 / 125 = x/1300

125 10.4 = 1300

75 * 10.4 = 780

x=780

5 0

3 years ago

Subtract and simplify: 4y/y^2-10y+21-1/y-3

Eva8 [605]

OK...... your answer would be

- 10y^2 - 26y + 1/y
H0P3 It H3LPS :)

3 0

3 years ago

(-3, -2) (2, 1) Find the slope

Nimfa-mama [501]

Answer:

for just the slope its 3/5 or in decimal its .6

Step-by-step explanation:

y's on top x's on bottom

1--2

1+2=3

2--3

2+3=5

so slope is 3/5 or .6

4 0

2 years ago

Read 2 more answers

Solve for xxx. −9x+2>18 OR 13x+15≤−4

yanalaym [24]

-9x + 2 > 18.

-9x > 16

x < -16/9

13x ≤ -19

x ≤ -19/13

x < -16/9 or. x ≤ -19/13

3 0

3 years ago

Read 2 more answers

What is the area of this figure? Enter your answer in the box.

Hoochie [10]

Answer:

6 i think double check though

Step-by-step explanation:

3 0

3 years ago