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
Viefleur [7K]
3 years ago
9

2cos²x+2√2sinx-4=0 Giúp tôi với

Mathematics
1 answer:
gogolik [260]3 years ago
5 0

Answer:

translate in eng

Step-by-step explanation:

You might be interested in
Find the derivative of<br> <img src="https://tex.z-dn.net/?f=f%28x%29%20%3D%20%20%5Cfrac%7B6%7D%7Bx%7D%20" id="TexFormula1" titl
aev [14]
f'(x_0)=\lim\limits_{h\to0}\dfrac{f(x_0+h)-f(h)}{h}=\lim\limits_{x\to x_0}\dfrac{f(x)-f(x_0)}{x-x_0}\\\\f(x)=\dfrac{6}{x};\ x_0=2\\\\subtitute\\\\f'(2)=\lim\limits_{x\to2}\dfrac{\frac{6}{x}-\frac{6}{2}}{x-2}=\lim\limits_{x\to2}\dfrac{\frac{6}{x}-3}{x-2}=\lim\limits_{x\to2}\dfrac{\frac{6-3x}{x}}{x-2}=\lim\limits_{x\to 2}\dfrac{6-3x}{x(x-2)}\\\\=\lim\limits_{x\to2}\dfrac{-3(x-2)}{x(x-2)}=\lim\limits_{x\to2}\dfrac{-3}{x}=-\dfrac{3}{2}=-1.5\\\\\\An swer:\boxed{f'(2)=-1.5}
8 0
3 years ago
a boat travels 45 minutes at a speed of 8 mph. then the boat travels 1.5 times faster for 1/3 hr. how many miles do the boat tra
Serga [27]

Answer:

10 miles

Step-by-step explanation:

45/60 x 8 = 6 miles

8 x 1.5 = 4 miles

Now, add the two products together.

6 + 4 = 10 miles.

The boat traveled 10 miles in total.

7 0
3 years ago
Um someone help? But with real answers please​
levacccp [35]

Answer:

answer is

Step-by-step explanation:

The number of students in order from least to greatest is 14<24<27<54

Step-by-step explanation:

Total students = 150

16% students play soccer

No. of students play soccer = 

9/25 play basketball

No. of students play basketball = 

 play football

No. of students play football = 

No. of students do not play anything = 14

The number of students in order from least to greatest is 14<24<27<54

6 0
3 years ago
Find the area and perimeter of the shaded figure
puteri [66]

Answer:

Area - 6 unit^2   Perimeter - 10 units

Step-by-step explanation:

The shaded figure is 3 units long and 2 units high.

L = 3  W = 2

A = LW

A = 3 x 2 = 6 unit^2

Perimeter = 2L + 2W

P = 2(3) + 2(2)

P = 6 + 4 = 10 units

6 0
3 years ago
Somebody help me pleaseeee
rusak2 [61]

Answer:

D: I think

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Other questions:
  • a baker has 80 rolls and 64 muffins to put into gift basket. He wants each gift basket to have the same number of rolls and the
    11·2 answers
  • The New Orleans Saints scored 7 fewer points than twice the points scored by the Pittsburgh Steelers. The two teams together sco
    11·1 answer
  • Please help me solve this ASAP
    6·1 answer
  • (√x+1/√x)^2find dy/ dx and substitute 2 in dy/ dx
    10·1 answer
  • The owner of Animal Lovers Pet Shop just got a delivery of 315 bags of cat food and you need to put the bags on 9 shelves. How m
    8·1 answer
  • After a reflection over y=-x, the x-coordinate of R' is __
    15·1 answer
  • HELPPP ASAPP PLEASEE
    7·2 answers
  • I need help with this question!!!
    11·1 answer
  • You buy a pair of jeans for $30 and there is a tax of 8%. What is the total cost of the jeans?
    7·1 answer
  • If y=x+4 then what is (x-y)^3
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!