﻿ CBSE Class 12 Mathematics Solved Question Paper 2016 | Previous Year Papers | Zigya

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# CBSE Class 12 Mathematics Solved Question Paper 2016

#### Short Answer Type

1.

If A is a 3 x 3 matrix |3A| = k|A|, then write the value of k.

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2. 676 Views

3. 1117 Views

4. 4254 Views

5.

For what values of k, the system of linear equations

x + y + z = 2
2x + y - z = 3
3x + 2y + kz = 4

has a unique solution?

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6. 1206 Views

7.

A typist charges Rs. 145 for typing 10 English and 3 Hindi pages, while charges for typing 3 English and 10 Hindi pages are Rs. 180. Using matrices, find the charges of typing one English and one Hindi page separately. However, typist charged only Rs. 2 per page from a poor student Shyam for 5 Hindi pages. How much less was charged from this poor boy? Which values are reflected in this problem?

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8. is continuous at x = 0, then find the values of a and b.
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9. 783 Views

10.

Find the equation of tangents to the curve y= x3+2x-4, which are perpendicular to line x+14y+3 =0.

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