# BITSAT (Birla Institute of Technology & Science Admission Test) Mathematics: Questions 63 - 72 of 390

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## Question 63

### Question

MCQ▾If , then –

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. | Question does not provide sufficient data or is vague |

## Question 64

### Question

MCQ▾### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. | None of the above |

## Question 65

### Question

MCQ▾If and be two unit vectors, then the vector is parallel to the vector –

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. |

## Question 66

### Question

MCQ▾term of the series is –

### Choices

Choice (4) | Response | |
---|---|---|

a. | 9999 | |

b. | 10000 | |

c. | 9998 | |

d. | All of the above |

## Question 67

### Question

MCQ▾The total number of terms in the expansion of after simplification is

### Choices

Choice (4) | Response | |
---|---|---|

a. | 50 | |

b. | 51 | |

c. | 202 | |

d. | Question does not provide sufficient data or is vague |

## Question 68

### Question

MCQ▾Sum of co-efficient in the expansion of is

### Choices

Choice (4) | Response | |
---|---|---|

a. | 1 | |

b. | ||

c. | ||

d. | None of the above |

## Question 69

### Question

MCQ▾If and are unit vectors, then is equally inclined to –

### Choices

Choice (4) | Response | |
---|---|---|

a. | and | |

b. | and | |

c. | and | |

d. | All of the above |

## Question 70

### Question

MCQ▾If is a factor of , then

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. |

## Question 71

### Question

MCQ▾is equal to –

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. | Question does not provide sufficient data or is vague |

## Question 72

### Question

MCQ▾If the sum of first natural numbers is one – fifth of the sum of their squares, then is

### Choices

Choice (4) | Response | |
---|---|---|

a. | 6 | |

b. | 8 | |

c. | 7 | |

d. | 5 |