# Mathematics-Quadratic Equations (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 8 - 12 of 12

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## Question number: 8

MCQ▾

### Question

If and are the roots of the equation, then an equation whose roots are and is

### Choices

Choice (4) Response

a.

ax2- bx + c = 0

b.

cx2+ ax + b = 0

c.

bx2 + ax + c = 0

d.

cx2+ bx + a = 0

## Question number: 9

MCQ▾

### Question

A solid is hemispherical at the bottom and conical above. If the surface areas of the two parts are equal, then the ratio of its radius and the height of its conical part is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 10

MCQ▾

### Question

If, then the value of is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 11

MCQ▾

### Question

If , then is equal to

### Choices

Choice (4) Response

a.

1686

b.

1680

c.

1698

d.

1692

## Question number: 12

MCQ▾

### Question

If a and b are the roots of the quadratic equation. Then, the value of is equal to

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page