Ask question

Ask question

All categories

erastovalidia [21]

3 years ago

14

What equation is (x+4)^2 equal to

1 answer:

elena55 [62]3 years ago

3 0

Answer: x^2+8x+16

Step-by-step explanation:

Following (a+b)^2=a^2+2ab+b^2,

(x+4)^2=x^2+2(4x)+(4)^2

x^2+8x+16

You might be interested in

3x - 20 = 4 PLEASE EXPLAIN HOW YOU GOT THE ANSWER IN STEPS!

sammy [17]

Answer:

x = 8

Step-by-step explanation:

3x - 20 = 4

add 20 to both sides

3x - 20 + 20 = 4 + 20

3x = 24

divide both sides by 3

$\frac{3x}{3}$ = $\frac{24}{3}$

x = 8

7 0

3 years ago

For every 7 glasses wearers in a Classroom,there are about 13 non glasses wearers.If there are 32 students in a entire class how

Alla [95]

Answer:

21 With glasses

Step-by-step explanation:

32/20=1.6

1.6•7=11.2 Without Glasses

1.6•13=20.8 With Glasses

20.8 rounded to nearest whole number=21

6 0

3 years ago

Find the x-intercept and y-intercept of the line. 3x-6y=12

Makovka662 [10]

Answer:

the y- intercept is "3" and the x- intercept is "6"

Step-by-step explanation:

5 0

3 years ago

PLSS HELPP WHAT THE ANSWERRR!!:)

Pani-rosa [81]

Answer:

b

Step-by-step explanation:

so you just oush itjsndnsjsj

5 0

3 years ago

Read 2 more answers

Enter the equation of the line in slope-intercept form.

nordsb [41]

Answer:

y=3x

Step-by-step explanation:

8 0

3 years ago