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Draw the symbol '+'

Draw '+' in an x-by-x matrix (where x is odd and x >3) Example: x = 5 y = [0 0 1 0 0 0 0 1 0 0 1 1 1 1 1 0 ...

7 months ago

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Sum of series

a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

7 months ago

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Sum of series VII

What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

7 months ago

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Sum of series VI

What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

7 months ago

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Sum of series V

What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

7 months ago

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Sum of series IV

What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

7 months ago

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Sum of series III

What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

7 months ago

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Sum of series II

What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

7 months ago

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Sum of series I

What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

7 months ago

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ベクトル [1 2 3 4 5 6 7 8 9 10] の作成

MATLABでは,角括弧の中に要素を入れることで、ベクトルを作成できる。 x = [1 2 3 4] また次のようにも書ける（コンマはオプション）。 x = [1, 2, 3, 4] 問題：次のベクトルを出力する関数を作成せよ。...

7 months ago

Solved

2倍してみよう - ここからスタート！

初めにこの問題を試してみよう。 入力としてxを与え、それを2倍して結果をyに代入せよ。 Examples: Input x = 2 Output y is 4 Input x = 17 Output y is 34 ...

7 months ago

Solved

二つのベクトルの要素ごとの積の平均を計算しよう

二つの同じ長さのベクトルが与えられたとき、二つのベクトルの要素ごとの積の平均を求めましょう。 例: 二つのベクトル [1 2 3] と [10 15 20] が与えられたとき、 それぞれの要素ごとの積の平均を取ると、 解は 33.3333 と...

7 months ago

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Laws of motion 4

Given the initial velocity 'u', final velocity 'v' and acceleration 'a', find the distance travelled.

7 months ago

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Area of an Isoceles Triangle

An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<https://imgur...

7 months ago

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Length of the hypotenuse

Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

11 months ago

Solved

Area of an equilateral triangle

Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

11 months ago

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Side of an equilateral triangle

If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...

11 months ago

Solved

Side of a rhombus

If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...

11 months ago

Solved

Length of a short side

Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

11 months ago