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
boyakko [2]
3 years ago
9

Can anyone answer this

Mathematics
1 answer:
notka56 [123]3 years ago
8 0
I can’t seem to look at the bottom two answers and the two ( A and B) are not correct. So you’re left with either C or D
You might be interested in
How to find the discriminant of
Sonbull [250]

the discriminant   b^2 - 4ac when the equation is in the form of ax^2 +bx+c=0

13x^2-16x = x^2 -x

we need to get in it the standard form

subtract x^2 from each side

12x^2 -16x = -x

add x to each side

12x^2 -15x = 0

12x^2 -15x -0 =0

a=12 b=-15 c=0

b^2 -4ac

the discriminant = b^2

b^2 = (-15)2 = 225


5 0
3 years ago
Toán lớp 8 <br> giải bất phương trình: 2x + 2 &gt; 4
frutty [35]

Answer:

x>1

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Is 3,3,7 a triangle
Nina [5.8K]
No. You can’t add the two lower numbers up to make the bigger number making them not a triangle.
8 0
3 years ago
Factorise fully 2x^2-8x
Molodets [167]

Answer:

2x(x-4)

Step-by-step explanation:

2x^{2}-8x= 2(x^{2}-4x)= 2x(x-4)

3 0
3 years ago
Read 2 more answers
A monsoon dumped rain on a coastal area. in twelve hours 20 inches of rain had fallen. how much rain will fall over a period of
Setler [38]

Answer:

80

Step-by-step explanation:

If in 12 hours 20 inches falls in 24 hours 40 inches will fall and another 12 hours would be 60 inches. And another 12 hours you will get 2 days so your answer is 80

4 0
3 years ago
Read 2 more answers
Other questions:
  • If Morgan and Kira have a number of jelly beans in a ratio of 5 : 3. Kira and Mann have a
    12·1 answer
  • Can someone help me with #22
    5·1 answer
  • Was is a macroeconomics
    12·1 answer
  • Every​ morning, my neighbor goes out walking. I observe that​ 20% of the time she walks with her​ beagle, 70% of the time she wa
    9·1 answer
  • Two consecutive even integers have a sum of 14. The equation that would be used to solve this
    6·2 answers
  • Dominic rides his bike at a rate of 4 min per mile
    5·1 answer
  • Write the explicit equation.<br> -8, -2, 4, 10
    13·1 answer
  • Complete the equation of the line through (-8-2) and (-4-6)
    6·1 answer
  • A map uses the scale 4 inches = 24 miles. If two cities are 60 miles apart in real life, how far apart are they on the map?
    9·1 answer
  • Under her cell phone plan, Lillian pays a flat cost of $47 per month and $3
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!