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
Natali [406]
4 years ago
12

-7t^2 – 2t + 9 = 0 pls solve using any method!

Mathematics
1 answer:
Aneli [31]4 years ago
8 0
-7t^2 - 2t + 9 = 0\\
-7t^2+7t-9t+9=0\\
-7t(t-1)-9(t-1)=0\\
-(7t+9)(t-1)=0\\
t=-\dfrac{9}{7} \vee t=1
You might be interested in
I don’t know the answer to this question, could someone help me
Veronika [31]

we know that

domain is all possible values of x for which any function is defined

so, here domain will be all possible values of x fro which y is defined

so, we will find minimum and maximum value of x

we can see that

x starts from 0

so, minimum value is x=0

and it goes to right upto infinity

so, domain will be

x\geq 0...............Answer

7 0
3 years ago
Make a 10 or 100 to subtract mentally 76_59
Sliva [168]
17 is the answer. Hope i could help!
Thunderclan89
8 0
3 years ago
Read 2 more answers
I NEED HELP I DONT UNDERSTAND
wel

Answer:

i have no idea, Im very much sorry

Step-by-step explanation:

3 0
2 years ago
A rectangular flowerbed is 22 inches long by 8 inches wide. The flowerbed is filled to a depth of 6 inches with dirt. What is th
Dmitry_Shevchenko [17]

Answer:

The volume of the dirt in the flowerbed is 1,056\ in^{3}

Step-by-step explanation:

we know that

To find the volume of the dirt in the flowerbed, multiply the long by the width by the depth

so

V=(22)(8)(6)=1,056\ in^{3}

4 0
3 years ago
What is the unit rate that converts gallons to quarts?
BigorU [14]
Volume units quarts to gallons (fluid and dry) conversion factor is 0.25 (quart is 1/4 of an gallon). To find out how many gallons in quarts, multiply by the factor, or simply use the converter below. 1 Quart = 0.25 (1/4) Gallon [US, UK, Fluid or Dry] Quart and gallon are imperial and US customary volume measurement units. In US customary system, both units have different volume capacity for dry and fluid measurements but in imperial (UK), the volume is the same for both fluid and dry measurement.
8 0
3 years ago
Read 2 more answers
Other questions:
  • How many square feet of outdoor carpet will we need for this hole 12ft 4ft 2ft 2ft
    8·2 answers
  • (Statistics) i need help the chart includes info about the question
    9·1 answer
  • On Wednesday, the temperature in Vancouver, Canada, dropped from 29 degrees F to -17 degrees
    15·1 answer
  • Andrew owns Hockey Plus, whose value is $150,000 today assuming normal growth. However, Andrew believes the value will grow at 1
    7·1 answer
  • Franklin Construction Company build a sidewalk around two sides of a new library, as shown in the figure. what is the area of th
    7·1 answer
  • Find the measure of interior angle of a regular 15-gon<br>A. 158.8<br>B. 169<br>C. 156<br>D. 150​
    14·1 answer
  • Find the slope of the line passing through the points (-6,9) and (-6, -7).
    11·1 answer
  • Please help solve. Show all work pls.
    10·1 answer
  • Help for a brainlist and +10 points added
    13·1 answer
  • You see applications of mathematics concepts in everyday life. Can you give at least two examples that you believe are relevant
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!