NDA MATHS QUESTION BANK
TRIGNOMETRIC RATIOS OF ANGLES & EQUATIONS What is the maximum value of 3 cos x + 4 sin x + 5? (a) 5 (b) 7 (c) 10 (d) 12 If ...
(a) 225 (b) 240 (c) 210 (d) None of these If tan A – tan B= x and cot B – cot A= y, then cot (A-B) is equal to: (a)^ +y (b) ...
If A=^ , then what is the value of^ (^) ?^ (a) - 1 (b) 1 (c)^ (d) 3 If cot Ѳ=2 cos Ѳ, where .^ /<Ѳ<π, then what is the ...
What is the value of cos .π / + cos .π / + cos.^ π/ + cos.^ π/? (a) 1 (b) - 1 (c) - (d)^ What is the value of tan (- 1575 )? ...
tan (c) 1-^ tan (d) 1+ tan^ If √ √ √ (^) √ = cosec Ѳ, then the value of sin Ѳ is equal to: (a) 1 (b)^ (c) √^ (d)^ What is th ...
If tan A= 1/3 and tan B= 1/7, then what is the value of 2A+B? (a) 30 (b) 45 (c) 60 (d) 135 What is the value of tan 10- ta ...
tanC? (a) 0 (b) 1 (c) 2 (d) 3 If x= r sin Ѳ cos ø, y= r sin Ѳ sin ø and z= r cos Ѳ, then + is independent of which of the follo ...
What is sin , * ( )+-, where x>0, equal to? (a) √(^ (^) ) ( )^ (b) √ ( ) ( )^ (c) ( ) ( )^ (d) (x^2 2 ) (x^2 1 )^ tan 0. / ...
The value of sin x is equal to? (a) x (b)^ (c) 1 (d) none of these 4 - is equal to: (a) π (b)^ (c)^ (d)^ If for some x (-1, 1 ...
PROPERTIES OF TRIANGLES In any ABC, the sides are 6cm, 10cm and 14cm. Then the triangle is obtuse angled with the obtuse angle ...
In triangle ABC,^ is equal to: (a) ( ) (b) ( ) (c) ( ) (d) ( ) In a triangle ABC, (b+c) cos A+ (c+a) cos B+ (a+b) cos C is: ( ...
In a triangle whose sides are a, b and c and 8 , where R is the radius of its circumscribed circle. Which one of the following ...
Two poles are 10 m and 20m high. The line joining their tops makes an angle of 15 with the horizontal. What is the approximate ...
tree? (a) 20 m (b) 40 m (c) 60 m (d) 80 m The angle of elevation of top of a tree on the bank of a river from its other bank is ...
The binary number ( ) when written in base 10 equals: (a) 1985 (b) 3357 (c) 2797 (d) 3579 What is the equivalent binary number ...
What is the product of the binary numbers 1001.01 and 11.1? (a) 101110.011 (b) 100000.011 (c) 101110.101 (d) 100000. The differ ...
BINOMIAL THEOREM What is the ratio of coefficient of to the term independent of x in . / ? (a) 1/64 (b) 1/32 (c) 1/16 (d) 1/ ...
Alter simplification, what is the number of terms in the expansion of ,( )^ -^ ,( )^ -^? (a) 4 (b) 5 (c) 10 (d) 11 What is the ...
3 0. The number of terms in the expansion of ( )^ will be: (a) n + 1 (b) n + 3 (c) (^ ) (^ ) (d) none of these In the expansion ...
What is the sum of the coefficients in the expansion of ( )^? (a) 1 (b) -1 (c) (d) - at is the value of ∑^ (^ ) ∑^ (^ )? (a) ∑ ...
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