2 years ago

Solve the quadratic function by completing the square. What are the missing pieces in the steps? -32=2(x^2+10)

Mathematics

2 answers:

pychu [463]2 years ago

7 0

-32+50 =2(x^2+10x+25)
18=2(x+5)^2
9= (x+5)^2
+- 3 = x+5
x= -2 or x= -8

Anni [7]2 years ago

3 0

Answer:

50, 3 and, -8 are the right answer the 3 is positive

Step-by-step explanation:

You might be interested in

Simplify the following expression (x+y)²

MrMuchimi

Answer:

${x}^{2} + 2xy + {y}^{2}$

Step-by-step explanation:

1) Use square sum: (a + b)² = a² + 2ab + b².

${x}^{2} + 2xy + y^{2}$

Therefor, the answer is x² + 2xy + y².

8 0

2 years ago

Twice the sum of four and x is three less than x.

aliya0001 [1]

Answer:

-11

Step-by-step explanation

Condition:

2(4+x)=x-3

8+2x=x-3

Combining similar terms

8+3=x-2x

11=-x

x=-11

7 0

2 years ago

Janessa sleeps 7 1/2 hours each night. How many minutes does she sleep each night?

amm1812

Answer: 450 minutes

Step-by-step explanation: First you find 7 hours to minutes by multiplying 7 by 60. You will get 420. Then, add 420 and 30 because a half of an hour is 30 minutes. Your final answer will be 420 minutes!

Your welcome!

Good night!

6 0

2 years ago

A local ski resort is open for 13 weeks in the winter. Write a fraction in simplest form that represents the fraction of the yea

Rudiy27

The ski resort is open 13/52 weeks out of the year

4 0

3 years ago

Every day, Jason's burrito stand uses 2 bags of tortillas. For how many days will 3/4 of tortillas last?

Katarina [22]

3/8 of 1 day is your answer

4 0

2 years ago