17 Answered Questions for the topic Approximation

03/23/19

#### Geometric explanation of $\\sqrt 2 + \\sqrt 3 \\approx \\pi$?

Just curious, is there a geometry picture explanation to show that $\\sqrt 2 + \\sqrt 3 $ is close to $ \\pi $?

06/08/18

#### Use the Trapezoid rule to approximate

Use the Trapezoid Rule to approximate the area under the curve f(x)=2x^3-x+5 from x=5 to x=29. Use 4 trapezoids to find your approximation.

06/08/18

#### Estimate the area under the graph.

Estimate the area under the graph of f(x) = 1/(x+4) over the interval [-2.3} using five approximating rectangles and Right endpoints.
Rn= ----
Repeat the approximation using left endpoints.
Ln=...
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03/11/18

#### Differentials to find approximate amount of paint

A coat of paint of thickness 0.06 cm is to be applied uniformly to the faces of a cube of edge 32 cm. Use differentials to find the approximate amount of paint required for the job, correct to the...
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03/11/18

#### Use differentials to approximate the quantity

Use differentials to approximate the quantity
a. √101
b. 4√81.6

Approximation

10/28/17

#### What's the smallest whole number that if approximate to the nearest ten thousand gives 10000?

The smallest whole number that if approximate to the nearest ten thousand gives 10000

06/03/17

#### x=(√5−√7)^2, best approximation of x? Arithmetic

If x=(√5−√7)^2, what is the best approximation of x? WHY is the answer is 0?? I got 4 by doing this:
x= (√5−√7)*(√5−√7); my answer after foiling was: x= 5-2-√35 + 7 = x= 10-√35...... so how...
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06/24/16

#### Trig Angle Approximations

Angles α and β are between 0° and 360° with cos α = -0.9063 and tan β = -0.4877.Which of the following is a possible (approximate) value for α + β?
A) 51° B) 129° C) 309° D) 361° E) 669°

03/20/16

#### Linear Approximations estimating given number

F(x)= (x+1)^(1/3)
X naught = 0
given number is cube root (1.2)
Please Help! I Don't know how do any of these steps to get this answer.

07/15/15

#### solve this as soon as you can or possible :D

An expression is shown.8√27Which value is the best approximation for this expression?

02/21/15

#### linear approximation and derivative help

A right circular cone of height h and base radius r has total surface area S consisting of its base area plus its side area, leading to the formula: S= pi*r^2+pi*r*sqrt(r^2+h^2)Suppose you start...
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11/30/14

#### Use linearization to approximate tan 59

Would you use radians for this or a calculator? Im very lost. How do we apply the formula?

Approximation

11/18/14

#### help please

Select The appriximate values of x that are solutions to f(x)=0, where f(x)= -5x^2 + 4x + 9

#### Use linear approximation to estimate the amount of paint

Use linear approximation to estimate the amount of paint in cubic centimetres needed to apply a coat of paint 0.010000cm thick to a hemispherical dome with a diameter of 60.000 meters.

#### Using linear approximation find A and B

The linear approximation at x=0 to √(8+8x) is A+Bx
where A is?
and B is?

Approximation Linear

06/02/14

#### Estimate the amount of paint in cubic centimeters

Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.010000 cm thick to a hemispherical dome with a diameter of 60.000 meters.

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