3 years ago

Complete the square for the expression x^2+8x. Then factor the trinomial.x^2 + 8x + _ = _

Mathematics

1 answer:

Paraphin [41]3 years ago

7 0

Answer:

see below

Step-by-step explanation:

x^2 + 8x + _ = _

To complete the square, take the coefficient of the x term

Divide by 2

8/2 =4

Square it

4^2 =16

Add this to both sides

x^2 + 8x + 16_ = 16_

Now the left side factors into (x+ 8/2)^2

(x+4)^2 = 16

You might be interested in

Which would fit with B (the one being added onto)

azamat

Answer: B: b=1/2

Step-by-step explanation: 1/4+2/4=3/4

2/4=1/2 so B or b=1/2

plz mark me brainliest

How to Mark Brainliest:

look at the bottom right of an answer there should be a crown if not look if there are 2 players if yes reload the page if no wait for someone else to answer then reload. tap the crown to mark brainliest.

4 0

3 years ago

The radius of the base of a right circular cone is 5 times greater than the radius of a second right circular cone. If the heigh

nikitadnepr [17]

The radio is 10 C hope works

5 0

3 years ago

Find the distance from Point A to Point B The distance is __ units (round to the nearest tenth if needed)

MrMuchimi

Answer:

8.6 units

rounded would be just 9 ig?

7 0

3 years ago

A contractor is building The base of a circular fountain. On the blueprint the base of the fountain has a diameter of 18 centime

zavuch27 [327]

452.4

You can get this by first finding that the diameter of the actual foundation is 24ft. Then you can use the area of a circle formula with a radius of 12.

7 0

4 years ago

Find the exact area of the shaded region

VikaD [51]

Don’t understand this kind of math

4 0

3 years ago