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
hodyreva [135]
3 years ago
13

What are the solutions of the quadratic equation 49x2 = 9?

Mathematics
2 answers:
Troyanec [42]3 years ago
8 0

Answer:

the answer is B !

pishuonlain [190]3 years ago
7 0
49x^2 - 9 = 0
As there is no x term, we can pretty much guess we have a situation where we factlrise by something known aa difference of two squares, so to factorise it:
49 = 7^2
9 = 3^2
x^2 = (x)^2
so...
(7x - 3)(7x + 3) = 0
7x - 3 = 0 7x + 3 = 0
x = 3/7 x = -3/7
You might be interested in
ONLY NEED PART B HELP
bezimeni [28]

Answer: 48 model cars

Step-by-step explanation: 1. You know that the ratio of the number of model cars that Jim owns to the number of model cars Terrence owns is 4:3.

2. Let's call the number of model cars that Jim owns is , therefore, you can solve the exercise as following:

3. Therefore, Jims owns 48 model cars.

4 0
2 years ago
Is 2 hours and 30 minutes more or less than 10% of a day?
masha68 [24]
More then 10% of the day
8 0
3 years ago
Read 2 more answers
Quadrilateral abcd is a trapezoid with what must be shown to prove that abcd is an isosceles trapezoid?
monitta
Do you have a picture 
4 0
3 years ago
The area of the vegetable garden is 0.4 of the community area of 4.5 x 6.2 . What is the area of the vegetable garden?
Gala2k [10]

Answer:

11.16 units²

Step-by-step explanation:

Area of community area=4.5×6.2= 27.9 units²

Area of vegetable garden=27.9×0.4=11.16 units²

5 0
2 years ago
Which number is an irrational number?
anygoal [31]
The square root of eight 
5 0
3 years ago
Read 2 more answers
Other questions:
  • Walter is mixing cement for his new patio. He knows he needs to water-to-cement ratio of 20-30. What percent of his total mixtur
    12·1 answer
  • Using the slope formula find the slope of a line that contains these two points: (1,-19), (-2,-7)
    8·1 answer
  • A spherical balloon is inflated so that its volume is increasing at the rate of 2.9 cubic feet per minute. How rapidly is the di
    13·1 answer
  • david gave mark dimes and quarters for 18 nickels. if david gave mark 6 coins, how many of each coon did mark receive?
    10·1 answer
  • Solve for x <br> (20 pts)
    12·2 answers
  • Say that the economy is in a recession, causing vehicle prices to drop by eight percent. If your car was previously worth $25,29
    10·2 answers
  • Function A is given by the equation y = 3 x + 10 . Function is given by the example show. When x = 1, y =10. When x = 2, y = 13.
    15·1 answer
  • The probability of picking a quarter from a jar of coins is 0.125. If Cindy has 280 coins in the jar, how many quarters are in t
    7·1 answer
  • Order each set of numbers from least to greatest.<br><br><br> PLZ HELP ASAP
    5·1 answer
  • What is 86,503 when written in expanded form
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!