Evaluate : (2.39) 2 - (1.61) 2 2.39 - 1.61 Options: A . &nbsp2 B . &nbsp4 C . &nbsp6 D . &nbsp8

Answer: Option B Given Expression = a 2 - b 2 = ( a + b )( a - b ) = ( a + b ) = (2.39 + 1.61) = 4. a - b ( a - b )

Evaluate :

Question

Evaluate : (2.39)² - (1.61)² 2.39 - 1.61

Options:

A . 2

B . 4

C . 6

D . 8

Answer: Option B

Given Expression = a² - b² = (a + b)(a - b) = (a + b) = (2.39 + 1.61) = 4. a - b (a - b)

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