Download PTU B-Tech Bio Technology 2020 Dec 1st Sem 75371 Basic Mathematics I Question Paper

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Roll No. ‘ ‘ ‘ ‘ ‘ ‘ ‘ ‘ ‘ ‘ ‘ Total No. of Pages : 02

Total No. of Questions : 08

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B.Tech. (Bio Tech.) (2018 & Onwards) (Sem.-1)

BASIC MATHEMATICS-I

Subject Code : BTAM-107-18

M.Code : 75371

Time : 2 Hrs. Max. Marks : 30

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INSTRUCTIONS TO CANDIDATES :

1. Attempt any FIVE question(s), each question carries 6 marks.

1. a) Find the number of different 8 letter arrangements that can be made from the letters of the word DAUGHTER, all vowels are together.
2. b) Evaluate the middle term in the expansion of (3x - y²/2)⁷.

1. a) The income of a person is Rs. 3,00,000 in the first year and he receives an increase of Rs.10,000 to his income per year for the next 19 years. Find the total amount he received in 20 years.

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2. b) The sum of first three terms of a GP is 13/12 and their product is —1. Find the common ratio and the terms.

1. a) Find the value of tan^-1(3/2) + tan^-1(2/3).
2. b) Prove that tan x tan 2x tan 3x = tan 3x — tan 2x — tan x.

1. a) Solve sin 2x — sin 4x + sin 6x= 0.
2. b) Prove that (sin x —sin y) / (cos x + cos y) = tan((x-y)/2).

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1. a) If A=

   This download link is referred from the post: PTU B.Tech Question Papers 2020 December (All Branches)