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
Pepsi [2]
3 years ago
11

How do you do this question?

Mathematics
1 answer:
gregori [183]3 years ago
8 0

Answer:

½√2

Step-by-step explanation:

∑ₙ₌₀°° (-1)ⁿ π²ⁿ / (4²ⁿ (2n)!)

∑ₙ₌₀°° (-1)ⁿ (π/4)²ⁿ / (2n)!

Using the Taylor expansion for cos x:

cos (π/4)

½√2

You might be interested in
How much will a saver earn in 10 years on a $100 deposit that earns 5% compound interest (compound annually)?
andrezito [222]
They will earn $50 within ten years because the 5% gives five dollars a year for 10 years
4 0
2 years ago
Three differnt way to wright 3,705.692
Aleks [24]

Answer:

3,705.692

Three thousand seven hundred and five thoudand six hundred and ninety two thousandths.

3 thousands, 7 hundreds, 5 ones, 6 tenths, 9 hundredths, 2 thousandths

Step-by-step explanation:

Simple math.

6 0
2 years ago
Please help me with this! if you do you will get brainliest
VLD [36.1K]

Answer:

not -7 just 7

Step-by-step explanation:

3 0
3 years ago
Can you help with this question? I am kinda stuck.
ruslelena [56]

Answer:

  • 29400 cm²

Step-by-step explanation:

The cube has 6 equal faces.

<u>Total surface area:</u>

  • S = 6a²
  • S = 6*(0.7 m)² = 6*(70 cm) ² = 29400 cm²
4 0
2 years ago
Each car on a train has 200 seats how many seats are on a train with 8 cars
Sati [7]
Well it would be 200 × 8 which would equal to 1600
8 0
3 years ago
Read 2 more answers
Other questions:
  • Use the greatest common factor to find the least common multiple of 12 and 18. What is the least common multiple of 12 and 18?
    15·1 answer
  • Barny has 16 1/5 yards of fabric he needs 5 2/5 yards of fabric
    14·1 answer
  • What is the length of the unknown leg in the right triangle?
    10·2 answers
  • PLEASE HELP!!<br> (x-7)^3 (x+2)^2 (x-13) &lt;0
    12·1 answer
  • Sandy has 18 roses, 9 daisies, and 45 tulips. She wants to arrange all the followers in bouquets. Each bouquet has the same numb
    5·1 answer
  • The formula P = ns gives the formula for the perimeter of a regular polygon with n sides and side length s. A regular hexagon ha
    8·1 answer
  • What is the quotient of 2^4/2^-4
    9·1 answer
  • Hanks pick up can travel 90 miles on 5 gallons of gas. How many gallons will hanks pick up need to travel 54 miles?
    5·1 answer
  • PLEEEEEEEEEASE HELLLPPP TEACHER IS TERRIBLE AND WONT HELP MEEEEEE
    14·1 answer
  • Solve each system by substitution y=2x-1. 3x+8y=11
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!