Q.10333·Miscellaneous·2015·EasyConsider the following : 1. sin⁻¹(4/5) + sin⁻¹(3/5) = π/2 2. tan⁻¹√3 + tan⁻¹1 = -tan⁻¹(2+√3) Which of the above is/are correct ?View question
Q.10334·Miscellaneous·2015·EasyIf A is an orthogonal matrix of order 3 and B = [1 2 3; -3 0 2; 2 5 0], then which of the following is/are correct ? 1. |AB| = ±47 2. AB = BA Select the correct answer using the code given below :View question
Q.10335·Miscellaneous·2015·EasyIf a, b, c are real numbers, then the value of the determinant | -a -b -c b+c | | -b b -c a+c | | -c -a b a+b | isView question
Q.10336·Miscellaneous·2015·EasyA vertical tower standing on a levelled field is mounted with a vertical flag staff of length 3 m. From a point on the field, the angles of elevation of the bottom and tip of the flag staff are 30° and 45° respectively. Which one of the following gives the best approximation to the height of the tower ?View question
Q.10337·Miscellaneous·2015·EasyThe average of the coefficients of the two middle terms in the expansion isView question
Q.10338·Miscellaneous·2015·EasyThe sum of the coefficients of all the terms in the expansion isView question
Q.10339·Miscellaneous·2015·EasyThe rth term of an A.P. is (3+n)/4, then the sum of first 105 terms isView question
Q.10341·Miscellaneous·2015·EasyIf p, q, r are in one geometric progression and a, b, c are in another geometric progression, then ap, bq, cr are inView question
Q.10343·Miscellaneous·2015·EasyThe number of ways in which 3 holiday tickets can be given to 20 employees of an organization if each employee is eligible for any one or more of the tickets, isView question
Q.10345·Miscellaneous·2015·EasyThe number of 3-digit even numbers that can be formed from the digits 0, 1, 2, 3, 4 and 5, repetition of digits being not allowed, isView question
Q.10346·Miscellaneous·2015·EasyIf a line is perpendicular to the line 5x-y=0 and forms a triangle of area 5 square units with co-ordinate axes, then its equation isView question
Q.10348·Miscellaneous·2015·EasyThe line 3x+4y-24=0 intersects the x-axis at A and y-axis at B. Then the circumcentre of the triangle OAB where O is the origin isView question
Q.10349·Miscellaneous·2015·EasyHe is likely to win the elections by the sweeping majority.View question
Q.10350·Miscellaneous·2015·Easy(P) to depend on his own efforts (Q) always advised his son (R) who was a self-made man (S) His sure success in life The proper sequence should be:View question