BITSAT (Birla Institute of Technology & Science Admission Test) Mathematics: Questions 229 - 239 of 390
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Question 229
Question
MCQ▾has an inverse if its domain is –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | All of the above | |
Question 230
Question
MCQ▾Which of the following is true?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Domain of is | |
b. | Range of is | |
c. | Range of is | |
d. | Range of is | |
Question 231
Question
MCQ▾is a function defined by . If , then
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | ||
Question 232
Question
MCQ▾If , then is equal –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 1 | |
b. | 2 | |
c. | 0 | |
d. | None of the above | |
Question 233
Question
MCQ▾If the area of the triangle formed by points , and is 50 square units, then|z| is –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 5 | |
b. | 10 | |
c. | 15 | |
d. | All of the above | |
Question 234
Question
MCQ▾is equal to –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 0 | |
b. | 1 | |
c. | ||
d. | All of the above | |
Question 235
Question
MCQ▾The number of vectors of unit length perpendicular to vectors and , is –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Two | |
b. | Infinite | |
c. | Three | |
d. | One | |
Question 236
Question
MCQ▾is equal to –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | None of the above | |
Question 237
Question
MCQ▾The distance of the point from the – plane is –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | y | |
b. | ||
c. | ||
d. | z | |
Question 238
Question
MCQ▾The number of surjections from , onto is –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | None of the above | |
Question 239
Question
MCQ▾The number of terms which are free from radical signs in expansion is –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 7 | |
b. | 6 | |
c. | 5 | |
d. | All of the above | |