1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Nady [450]
3 years ago
5

I need this help with this problem x^2+4x-5=0 using the “completing the square” method step by step

Mathematics
1 answer:
Hatshy [7]3 years ago
4 0

Answer:

X=125/64

Step-by-step explanation:

x^2+4 x-5=0

x^2+4x=5

4x^3=5

x^3=5/4

x=5^3/4^3

x=125/64

You might be interested in
Are these two claims equivalent, in conflict, or not comparable because they're talking about different things? a. "Every year s
KATRIN_1 [288]
B 1995-1998











Hope this helps
4 0
2 years ago
Simplify.<br><br> 7/8+(−2/3) divided by <br> 5/6
Sedaia [141]
7/8+(−2/3) divided by 5/6

(7/8 - 2/3)/(5/6)
=(21/24 - 16/24) / (5/6)
= (5/24)  /  (5/6)
= 5/24 * 6/5
= 6/24
= 1/4
7 0
3 years ago
Read 2 more answers
You are the sales manager for a large condominium development in Sacramento, California. You are interested in determining how m
wolverine [178]

Answer:

A one-sided, two-sample t-test

Step-by-step explanation:

In the context, the values of the population standard deviations are not provided, therefore we have to use the two sample t tests for the difference between the two population means. This claim for the hypothesis or the alternative hypothesis is given as the average selling price is more for the first group of the sample size of 21 as compared to the other group of the sample size of 87. Therefore, we perform an one sided test or the upper tailed test.

4 0
3 years ago
HELLLLLLLLLLLLLLP PLLLLLLLSSS, I NEED HELP WITH THIS ANSWER
vlabodo [156]
It would be -4, and 9.2 because they sign is saying that x is less than or equal too 11.
8 0
3 years ago
Read 2 more answers
I also need to know what m∠cdb is
Oliga [24]

Answer:

x = 4

m<cdb = 82

Step-by-step explanation:

The exterior angle thm states that the exterior angle of a triangle is equal to the sum of the opposite interior angles:

7x + 2 + 17x = 98

24x + 2 = 98

24x = 96

x = 4

m<cdb =

y + 98 = 180

y = 180 - 98

y = 82

3 0
2 years ago
Other questions:
  • If it takes a sprinter 10.3 seconds to run a distance of 100m. what is the runners average speed?
    6·2 answers
  • How many solutions does this linear system have? y =2/3 x+ 2 6x – 4y = –10
    13·1 answer
  • A football team gains 2 yards on the first play,loses 5 yards on the second play, loses 3 yards on the third play , and gains 4
    7·1 answer
  • Please help me guys like I really need it
    5·1 answer
  • Silicone implant augmentation rhinoplasty is used to correct congenital nose deformities. The success of the procedure depends o
    7·1 answer
  • What is 50π estimated? What is it exact?
    15·1 answer
  • HELP QUICK PLS, For each of the figures, write Absolute Value equation in the form
    15·2 answers
  • Covert 25 degree Fahrenheit to degree Celsius
    14·1 answer
  • A small bookstore sold between 5 and 8 books each day for 7 days. Tell whether the graph is continuous or discrete.
    13·1 answer
  • 3. What is the exact area of triangle ABC? Use special right triangles to help find the base of the triangle. Show your work.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!