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ISRO EXAM 2017 : Engineering Mathematics Quiz- 20

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Question 1

Equation of a straight line passing through the point (-1,2) and making equal intercepts on the axes is

Question 2

If A, B and C are vectors and A = l.u_x + 2.u_y + 3.u_z, B = l.u_x + l.u_y + l.u_z and C = 3.u_x + 2.Uy + l.u_z, then (A x B).C is:

Question 3

If α,β,γ are the roots of equations

, Then the value of tan^-1α + tan^-1β + tan^-1γ is

Question 4

Solution of (D² + 4)y = sin²x, is

Question 5

Person X can solve 80% of the ISRO question paper and Person Y can solve 60%. The probability that at least one of them will solve a problem from the question paper, selected at random is:

Question 6

The system of equations x + y+ z = 6, 2x+y+z = 7, x+2y+z = 8 has

Question 7

Which of the following is true

Question 8

If $Description: Description: Description: Description: Description: E:\GradeStack Courses\ISRO-EC-2012_files\image165.png$ then $Description: Description: Description: Description: Description: E:\GradeStack Courses\ISRO-EC-2012_files\image166.png$ is

Question 9

Solution of (D² + 16)y = cos4x, is

Question 10

Laplace transform of e^-at f(t) is

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ESE & GATE EC Engineering Mathematics

Jun 14ESE & GATE EC