Questions 21–30 of 88. Imported answers require independent review unless marked reviewed.

Topic practice 88 questionsPage 3 of 9

Question 28

Open question
BTMCQ1 markNeeds review
A value of

for which the linear equations

and

have a non-zero solution is ________.
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 29

Open question
BTMCQ1 markNeeds review
The value of the series

at

is ________.
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 30

Open question
BTMCQ1 markNeeds review
The solution of the differential equation

that satisfies

is ________.
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 31

Open question
BTMCQ1 markNeeds review
The six faces of a cube (die) are numbered as 1, 2, 3, 4, 5 and 6, and it is rolled once. An outcome is the observed number on the top face. If the probability of getting an odd number as an outcome is twice that of an even number, then the probability of getting a number less than 3 is ________.
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 32

Open question
BTMCQ1 markNeeds review
Let

be the vector that is perpendicular to the vectors

and

. If the length of the vector

is

, then

is ________.
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 62

Open question
BTNAT2 marksNeeds review
If

is an eigenvector of the matrix

corresponding to the non-zero eigenvalue,

, then the value of

is ______.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 63

Open question
BTNAT2 marksNeeds review
The value of the limit

is ______.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 64

Open question
BTNAT2 marksNeeds review
Let

for

, be a solution of

. Then the value of

is ______.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 65

Open question
BTNAT2 marksNeeds review
The absolute relative error in evaluating the integral

by the trapezoidal rule with the step size 0.25 is ______ % (rounded off to 2 decimal places).

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 9

Open question
GAMCQ2 marksNeeds review
The coefficient of

in the polynomial

is equal to ______.
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer