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
sp2606 [1]
2 years ago
5

2x^2=3x+10 completing the square

Mathematics
1 answer:
galina1969 [7]2 years ago
8 0

Answer:

x_{1} =  \frac{ -  \sqrt{89 + 3} }{4}

x_{2} =  \frac{ \sqrt{89 + 3} }{4}

Step-by-step explanation:

1) Move the variable to the left

2) Divide both sides

3) Add the same value to both sides

4) Add 9/16 to the expression

5) Add 9/16 to the right-hand side

6) Recalculate then solve

You might be interested in
Peter drives his van a distance of 54 km. He leaves the depot at 10:55 and arrives back at 12:38. Calculate his average speed
OLga [1]

Answer:

31.46 km/hr to the nearest 100th

Step-by-step explanation:

10:55 to 11:00 is 5 min

11:00 to 12:00 is 60 min

12:00 to 12:38 is 38 min

That's 5 + 60 + 38 = 103 min = 103/60 hr. = t

d = rt

54 = 103/60(r)

r = 54(60)/103 =31.46 km/hr to the nearest 100th

5 0
3 years ago
4x – 8(2 - x) when x = 1/4?
Hitman42 [59]

Answer: -13

Step-by-step explanation:

= 4*(1/4) - 8(2-1/4)

= 1-8(7/4)

= 1-14

= -13

6 0
3 years ago
Read 2 more answers
I need some answers please like I really don’t know how to do these problems at all
PSYCHO15rus [73]

Answer:

EVALUATE THE FUCTION WHEN: f (1/2 % 32)////////21+×_37- 4 = 37.2

EVALUATE THE FUNCTION WHEN f(3+38 x + formula of angle are = _1/2 decimals point 78.32)*/% =3( 92.03

Step-by-step explanation:

HOPE IT HELPS A LOT!!

8 0
3 years ago
Read 2 more answers
Calculate 177537+87439-19673​
nadezda [96]

Answer:

See below.

Step-by-step explanation:

Following order of operations:

177537+87439=264976

264976-19673=245303

So, 177537+87439-19673​ is equal to 245303.

-hope it helps

8 0
3 years ago
Through (8,5) ; Perpendicular to 2x-y=7<br>Write in Slope-Intercept form in the end
Maru [420]
The real answer is y=-1/2+9 !
8 0
3 years ago
Other questions:
  • Help me plz math (picture)
    10·1 answer
  • Susan buys 6 paint sets each set contains the same number of brushes she buys 18 brushes how many brushes are in each paint set
    15·1 answer
  • Find slope of (-3,3)(2,1)
    15·2 answers
  • What is the exact volume of the cone? Radius is 9cm and the height is 6cm.
    9·1 answer
  • HELPP SOS!!!!! THANK YOU SO MUCH WHOEVER ANSWERS WITH ACCURACY
    7·1 answer
  • Mai, Clare, and Noah are making signs to advertise the school dance. It takes Mai 6 minutes to complete a sign, it takes Clare 8
    10·1 answer
  • What are two components of a sample space
    9·1 answer
  • Over the weekend, Ella at ¼ box of cereal, and Finnley at ⅜ of the same box. What portion of the box of cereal did they eat in a
    13·1 answer
  • -10 ≥ 4x + 2 ≥ 6<br> PLEASE HELP! I NEED HELP ASAP!!
    11·1 answer
  • A rectangular garden has a length of x + 8 units and a width of x – 4 units. Find the AREA.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!