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
sammy [17]
3 years ago
10

Use the quadratic formula to solve the equation if necessary round to the nearest hundredth

Mathematics
1 answer:
densk [106]3 years ago
5 0
-5y^2 + 2y + 2 = 0

y = -2 ± ✓4 - 4*-5*2. /. -10

y = -2 ± ✓44. / -10

y = -1 ± ✓11. / -5

(-1+✓11)/-5. and (-1-✓11)/-5

You might be interested in
Solve using elimination.<br> X + 8y = 3<br> 2x – 4y = -14
enot [183]

Answer:

X+8y=3, 2x-4y=-14

Step-by-step explanation:

Since we do not know the values of x or y we have to leave them the way they are because you can't combine x and y

5 0
2 years ago
The product of negative 5 and negative 4 increased by 3 equals
Goryan [66]
Answer : 23

-5 * -4 = 20   ( when you multiply 2 negatives the answer is always positive )

20 + 3 = 23
8 0
3 years ago
Explain what is the better buy. 1 litre of milk for 75p or 2 pints of milk for 75p. make sure to explain why.
Soloha48 [4]

Answer:

1 litre of milk for 75p

Step-by-step explanation:

1 pint ≈ 473 ml

2 pints = 2×473ml =  946 ml

1 l = 1000 ml

7 0
3 years ago
Read 2 more answers
What is <br> 1 + 1<br> 2 + 2 <br> 4 + 4<br> 8 + 8<br> 16 + 16<br> Btw chat room for all!!
DENIUS [597]

OH i know this one! i know this one!!

* grabs my notebook and a pencil and lays on the floor* hm... its

2

4

8

16

32

yay!! lol this was me lol

7 0
2 years ago
Read 2 more answers
Find the value of y for the given value of x.<br><br> y=2−9x;x=23
Morgarella [4.7K]

Y= -205

Step-by-step explanation:

Y=2-9x x=23

Y=2-9(23)

Y=2-207

Y= -205

4 0
2 years ago
Read 2 more answers
Other questions:
  • What was the average temperature for the month of April in Washington D.C?
    11·2 answers
  • Find -3A+6B A=[-3 5 -6] [9 -5 3] B=[-2 6 7] [2 -1 -6]
    5·1 answer
  • For a sale, a store decreases its prices on all items by 30%. An item that cost $130.00 before the sale now costs 0.7($130). Wha
    12·1 answer
  • Helpppppppppppppppppp
    14·2 answers
  • a class is having a pizza party! Half of the pie is covered with peanuts one third of the pie has pecans the rest has pistachios
    14·1 answer
  • 26287091 rounded to 5 decimal places
    13·1 answer
  • What is 7-( 5-4x )&lt; 2 ( 3x+8 )
    11·1 answer
  • Are the triangles similar?
    15·1 answer
  • In a class of 40 students, 26 are girls and 14 are boys. What is the ratio of girls to the total number of students?
    12·1 answer
  • Please help I need an answer
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!