3 years ago

Solve the quadratic equation. x2+2x−8=0

Mathematics

2 answers:

Svetradugi [14.3K]3 years ago

5 0

Answer:

x=2 or x=-4

Step-by-step explanation:

ax^2+bx+c=0

when solving this equation you should find two numbers that if we multiply them we get c and when we subtract them we get b so in this equation we get 2 and -4

natta225 [31]3 years ago

3 0

Answer:

x=2 x=-4

Step-by-step explanation:

x2+2x−8=0

Step 1: Factor left side of equation.

(x−2)(x+4)=0

Step 2: Set factors equal to 0.

x−2=0 or x+4=0

x=2 or x=−4

Answer:

x=2 or x=−4

You might be interested in

PLEASE HELP AND FAST

aksik [14]

Answer:

I think it's A because.

Step-by-step explanation:

A trendline is a line drawn over pivot highs or under pivot lows to show the prevailing direction of price. Trendlines are a visual representation of support and resistance in any time frame. They show direction and speed of price, and also describe patterns during periods of price contraction.

7 0

3 years ago

Rita has already prepared 3 kilograms of dough and will continue preparing 1 kilogram of dough every hour. How much dough did Ri

Digiron [165]

Answer:

Step-by-step explanation:

9+3=12

hope it helps

btw I need one more brainliest to level up

6 0

3 years ago

If you can pls answer any of these 6-10 plz do it would really help<br> (pic below)

Mariana [72]

Answer: the first one is $0.35

price per apple

5 0

3 years ago

Read 2 more answers

The scatter plot shows the number of cars and trucks sold by 10 different employees at a car and truck dealership during a month

Hitman42 [59]

1 employee
I think....

3 0

3 years ago

Read 2 more answers

What is the slope of the line that passes through the points listed in the table?

Allisa [31]

Answer:

D. -4

Step-by-step explanation:

the slope formula is

m=(y2-y1)/(x2-x1)

(x2,y2) = (4,7)

(x1, y1) = (5,3)

So (7-3)/(4-5) = 4/-1 = -4

4 0

2 years ago