3 years ago

Solve the quadratic equation by completing the square.

Mathematics

2 answers:

const2013 [10]3 years ago

8 0

Answer:

x = 3 + StartRoot 5 EndRoot and x = 3 – StartRoot 5 EndRoot

Step-by-step explanation:

(x - 3)^2 = 5

x - 3 = ±√5

x = 3 + √5, 3 - √5.

Ksju [112]3 years ago

4 0

Answer:

Step-by-step explanation:

You might be interested in

Find the product.<br> (x+2)(x−2)=

kaheart [24]

Answer:

x² - 4

Step-by-step explanation:

Step 1: Write expression

(x + 2)(x - 2)

Step 2: FOIL

x² + 2x - 2x - 4

Step 3: Combine like terms

x² - 4

8 0

3 years ago

Read 2 more answers

Name the three-dimensional figure that is formed by folding the net.

Ivanshal [37]

A triangular Prism I would say but it does have rectangles

3 0

3 years ago

Read 2 more answers

A six-sided die is rolled 50 times.

grandymaker [24]

Answer:

0.36

Step by-step explanation:

18 appearances of the number 4

------------------------------------------------ = 18/50 = 36/100 = 0.36

50 rolls

That experimental probability is 0.36.

3 0

3 years ago

Abby is baking cookies. Each batch of cookies is 8.9 oz. What is the weight of 2.5 batches of cookies? *

scoray [572]

Answer:

22.25

Step-by-step explanation:

6 0

3 years ago

Which fraction is equivalent to 0.3636...

NNADVOKAT [17]

A = 0.363636 ...
a = 0.(36)
100a = 36.(36)
100a - a = 36.(36) - 0.(36)
99a = 36
$a=\frac{36}{99}\\\\ a=\frac{4}{11}$

8 0

3 years ago

Read 2 more answers