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
Musya8 [376]
3 years ago
14

What are the solutions of the equation 9x^4 - 2x^2 - 7 = 0? Use u substitution to solve.

Mathematics
1 answer:
Eddi Din [679]3 years ago
3 0
The answers are C and D

i 7/3, -i 7/3.
You might be interested in
HELP! I NEED MATH HELP!
valkas [14]
Answer choice B is most correct. For answer a, there would be less visitors the more it rains. For b, the more the item costs, the more sales tax you pay. For answer c, the more people seated at a table, the less space per person. And for answer d, the more cats, the less mice there would be. 
8 0
4 years ago
Question 4
den301095 [7]

Answer:

40.2

Step-by-step explanation:

Diameter = 16, Radius = 16/2 = 8

Central angle = 2π/5 radians = 72°

Sector area,

8²π×(72/360)

= 64π/5

= 40.2 (rounded to the nearest tenth)

Answered by GAUTHMATH

6 0
3 years ago
Jennie is training for a race. On Tuesday She finished her sprint 0.305 second faster than on Monday. be How can you explain the
disa [49]
Have Monday equal to the variable X
Monday = X
Tuesday is 0.305 faster therefore
Tuesday = x+0.305
4 0
3 years ago
Read 2 more answers
Can someone please help me out
Paha777 [63]

Answer:

D. 20.

Step-by-step explanation:

  1. -17 - -37 = 20.

These are all of the steps, to completely, get the correct answer to this question.

Hope this helps!!!

Kyle.

8 0
3 years ago
Fractions that are less than 1 and fractions that is greater than 1
DochEvi [55]
1/2 is less than 1
4/3 is more than 1
4 0
3 years ago
Other questions:
  • Write two addition sentences where the sum is zero. Describe the numbers.
    12·2 answers
  • Choose the fraction that goes in the box 5/12< < 3/4
    13·1 answer
  • Which equation shows y+1/5=3x in standard form?
    15·1 answer
  • Cindy bought 20 stamps. This is 5 times the number of postcards that Yoshi bought. How many postcards did Yoshi buy
    9·2 answers
  • How many degrees are in a third of a full turn?
    7·2 answers
  • Nth term sequences, please may I get some help. 15 p.
    9·1 answer
  • A world record was set for the men’s 100-m dash in the 2008 Olympic Games in Beijing by Usain Bolt of Jamaica. Bolt "coasted" ac
    9·1 answer
  • Morgan is reupholstering an old chair with two circular cushions. Each cushion has a circumference of 7.85 feet. He will need tw
    6·2 answers
  • Heyyyyyyyyyyyyyyyyyyyyyyyyyyy
    10·1 answer
  • In a class of 25 students, 15 of them have a cat,
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!