2 years ago

Complete the square to form a perfect-square trinomial x^2-4x+

Mathematics

1 answer:

nadya68 [22]2 years ago

8 0

$x^2-4x=x^2-4x+(4-4)\\=(x^2-4x+4)-4\\=(x-2)^2-4$

We are done

You might be interested in

How do you find the value for x? <br> Find the value of x ?

bogdanovich [222]

Answer:

x = 27

Step-by-step explanation:

Both angles together form 180 degree.

Set your formula up as

180 = (5x+2) + (x + 16)

180 = 5x + 2 + x + 16

180 = 6x + 18

180 - 18 = 6x

162 = 6x

162/6 = x

27 = x

5 0

3 years ago

Read 2 more answers

3b-2a <br>Need help on assignment

Bond [772]

Answer: -2a + 3b

Solution:

3b - 2a
Simplify

= -2a + 3b

8 0

1 year ago

A tree is 21/2 feet tall.How tall will it be in 3 years if it grows 1/4 foot each year?

r-ruslan [8.4K]

2 1/2 + 3 * (1/4)

2 1/2 + 3/4

2 2/4 + 3/4

2 5/4

3 1/4 ft

3 0

3 years ago

Betty's height to jinlan's height

ella [17]

1 to 2 m tall please forgive meh

8 0

3 years ago

What is the end behavior of the function

Nostrana [21]

Answer:

Step-by-step explanation:

Because its the right answer

4 0

2 years ago