Manipur Board Class 12 Economics Question Paper 2022 with Answer Key (April 21)

Manipur Board Class 12 Economics Question Paper 2022 with Answer Key pdf is available for download here. The exam was conducted by Council Of Higher Secondary Education, Manipur on April 21, 2022. The question paper comprised a total of 36 questions.

Manipur Board Class 12 Economics Question Paper 2022

Manipur Board Class 12 Economics Question Paper 2022 PDF	Manipur Board Class 12 Economics Answer Key 2022 PDF
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BSEM Questions

1.
Show that the square of an odd integer is of the form \( 8k + 1 \).

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2.
Find the area of the quadrilateral whose vertices are \( (1,1) \), \( (3,4) \), \( (5,-2) \) and \( (4,-7) \) taken in order.

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3.
If \(x, y, z\) are real numbers, \(x \neq 0\), and \(xy = xz\), prove that \(y = z\).

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4.
If \( \cos A = \dfrac{3}{5} \), calculate \( \sin A \) and \( \tan A \).

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5.
Show that\( a^3 + b^3 + c^3 - 3abc = \dfrac{1}{2}(a+b+c)\left\{(a-b)^2 + (b-c)^2 + (c-a)^2\right\}\)

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6.
Prove that the ratio of the areas of two similar triangles is equal to the ratio of the squares of their corresponding sides.

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Manipur Board Class 12 Economics Question Paper 2022 with Answer Key (April 21)

Manipur Board Class 12 Economics Question Paper 2022

BSEM Questions

1.
Show that the square of an odd integer is of the form \( 8k + 1 \).

2.
Find the area of the quadrilateral whose vertices are \( (1,1) \), \( (3,4) \), \( (5,-2) \) and \( (4,-7) \) taken in order.

3.
If \(x, y, z\) are real numbers, \(x \neq 0\), and \(xy = xz\), prove that \(y = z\).

4.
If \( \cos A = \dfrac{3}{5} \), calculate \( \sin A \) and \( \tan A \).

5.
Show that\( a^3 + b^3 + c^3 - 3abc = \dfrac{1}{2}(a+b+c)\left\{(a-b)^2 + (b-c)^2 + (c-a)^2\right\}\)

6.
Prove that the ratio of the areas of two similar triangles is equal to the ratio of the squares of their corresponding sides.

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Manipur Board Class 12 Economics Question Paper 2022

BSEM Questions

1.Show that the square of an odd integer is of the form \( 8k + 1 \).

2.Find the area of the quadrilateral whose vertices are \( (1,1) \), \( (3,4) \), \( (5,-2) \) and \( (4,-7) \) taken in order.

3.If \(x, y, z\) are real numbers, \(x \neq 0\), and \(xy = xz\), prove that \(y = z\).

4.If \( \cos A = \dfrac{3}{5} \), calculate \( \sin A \) and \( \tan A \).

5.Show that\( a^3 + b^3 + c^3 - 3abc = \dfrac{1}{2}(a+b+c)\left\{(a-b)^2 + (b-c)^2 + (c-a)^2\right\}\)

6.Prove that the ratio of the areas of two similar triangles is equal to the ratio of the squares of their corresponding sides.

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1.
Show that the square of an odd integer is of the form \( 8k + 1 \).

2.
Find the area of the quadrilateral whose vertices are \( (1,1) \), \( (3,4) \), \( (5,-2) \) and \( (4,-7) \) taken in order.

3.
If \(x, y, z\) are real numbers, \(x \neq 0\), and \(xy = xz\), prove that \(y = z\).

4.
If \( \cos A = \dfrac{3}{5} \), calculate \( \sin A \) and \( \tan A \).

5.
Show that\( a^3 + b^3 + c^3 - 3abc = \dfrac{1}{2}(a+b+c)\left\{(a-b)^2 + (b-c)^2 + (c-a)^2\right\}\)

6.
Prove that the ratio of the areas of two similar triangles is equal to the ratio of the squares of their corresponding sides.