Subject :Sam Class : Sample

Subject :Sam Class : Sample

## Post Your Answer

Subject :Sam Class : Sample

## Ans 1:

Class : Class 10

b is negative because -b/2a is minimum value of x for which equation satisfies which is veSo, -(-ve)/2( ve) is positive so b need to be negative

## Ans 2:

Class : Class 10

b is negative because -b/2a is minimum value of x for which equation satisfies which is veSo, -(-ve)/2( ve) is positive so b need to be negative

## Ans 7:

Class : Class 10

'a' is positive as the parabola is opened upwards and 'c' is negative as it cut negative(-ve) X-Axis. Not sure about 'b'.

## Ans 8:

Class : Class 10

a is positive as the parabola opens upward, c is negative as it cuts negative y axis at p and b is negative

## Post Your Answer

Subject :Sam Class : Sample

## Post Your Answer

Subject :ISK Class : Class 4

## Post Your Answer

Subject :ISK Class : Class 4

## Post Your Answer

Subject :ISK Class : Class 4

Which country ranked in the third place in FIFA World Cup 2014?

ABrazil

BItaly

CNeetherlands

DFrance

## Post Your Answer

Subject :ISK Class : Class 10

## Ans 6:

Class : Class 10

Sebaceous glands. The secretions from this gland increases during puberty, causing pimples and acne.

## Post Your Answer

Subject :ISK Class : Class 10