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
Maru [420]
2 years ago
6

Solving Quadratic equations by factoring 2x^2-20x+42

Mathematics
1 answer:
elixir [45]2 years ago
8 0

Solve the equation for x by finding a, b, and c of the quadratic then applying the quadratic formula.

x = 7,3

You might be interested in
Ryan is training for a bicycle race.
Artist 52 [7]
<span>B. 6 While Ryan is training for 44 1/2 miles. He needs to find the common denominator of 4/5 and 1/3 = 12/15+ 5/15 =17/15 or 1 and 2/15 x 89/2 which equals 89/15 =5.9 So the estimate of the closest distance is 6.</span>
3 0
2 years ago
PLS HELP ME I'M SO CONFUSED!!!!!!
WARRIOR [948]

Step-by-step explanation:

You have to use logarithms.

1) a = log_3 (1/27) = -log_3 (27) = -3

2) b = log_3 (9 * 3^(1/2)) = log_3 (3 ^ {5/2}) = 5/2

3) c = -log_3 (sqrt3) = -1/2

3 0
2 years ago
Read 2 more answers
I’ll give you BRAINLEST PLEASE HELP
ss7ja [257]

Answer:

Help with what?

Step-by-step explanation:

7 0
2 years ago
What is the percent of increase from 45 to 70?21.7%35.7%55.6%64.3%
SSSSS [86.1K]

Answer:55.6%

Step-by-step explanation:

45-70= -25

-25/45 = 0.555

=55.6

4 0
2 years ago
Martin deposits $200 in a savings account that earns 5% annual interest. Four years later, Cary deposits
lesantik [10]

Answer:

200 + (10 y)

Step-by-step explanation:

martin   200 * 5 and divide by 100 =10 per year interest   240 =M

cary 200 + 10=210 =C

200 + (10 y)

4 0
3 years ago
Read 2 more answers
Other questions:
  • Suppose that factory a produces 12 tables and 6 chairs an hour while factory b produces 8 tables and 4 chairs and hour. how many
    5·1 answer
  • About how accurately must the tank's exterior diameter be measured to calculate the amount of paint it will take to paint the si
    15·1 answer
  • How do you divide 56$ in a ratio of 5:3? What would be the answer?
    5·1 answer
  • PLEASE HELP!!! I will give brainliest answer!!! Find the volume and surface area of these.
    14·1 answer
  • Is 8 a solution to the equation below? Yes or No?<br><br><br> 3(x - 2) + 4 = 22
    9·1 answer
  • denise is putting a fence around her garden.The total perimeter of the garden is 14 feet,with the length measuring 3 feet.What i
    15·1 answer
  • A coffee grinder uses a current of 1.20 A and has a resistance of 100 ohms. Calculate the voltage explain
    10·2 answers
  • Which of the following is the expanded form of a number? Select all correct answers.
    12·1 answer
  • Classify the following triangle. Check all that apply.
    11·2 answers
  • If a household uses 196kWh of electricity in a month,how much would they pay for their electricity consumption, excluding VAT
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!