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CBSE Notes 2011-2012 » VIII-Maths

# Algebraic Expressions and Identities

## Find the value of : (4.75 x 4.75 - 2 x 4.75 x 5.75 + 5.75 x 5.75)

Multiple choice question

Find the value of :
(4.75 x 4.75 - 2 x 4.75 x 5.75 + 5.75 x 5.75)

## If ( x - 3 ) ( x + b ) = x 2 - 7x + 12, then b is equal to

Multiple choice question

If ( x - 3 ) ( x + b ) = x 2 - 7x + 12, then b is equal to

## Find the value of (25.437)2 - (15.437)2

Multiple choice question

Find the value of (25.437)2 - (15.437)2

## Evaluate : (565 + 435)2 - 4 x 565 x 435

Multiple choice question

Evaluate : (565 + 435)2 - 4 x 565 x 435

## If x2 - ax + 36 = (x - 4) (x - 9), then a is equal to

Multiple choice question

If x2 - ax + 36 = (x - 4) (x - 9), then a is equal to

## If 4x2 - 2ax + 25 = (2x - 5)2, then a is equal to

Multiple choice question

If 4x2 - 2ax + 25 = (2x - 5)2, then a is equal to 