Question

$\frac{2.7 \times 2.7 \times2.7 + 2.3 \times 2.3 \times 2.3 }{ (2.7)^2 - 2.7 \times 2.3 + (2.3)^2}$ -ന്റെ വില:

• A. 5
• B. 0
• C. 4.75
• D. 4.5

Answer 1

Answer:

A. 5

a³+b³= (a+b)(a²-ab+b²) 2.7³+2.3³/(2.7²-2.7 × 2.3 +2.3²) = (2.7+2.3)(2.7²-2.7 × 2.3 +2.3²) / (2.7²-2.7 × 2.3 +2.3²) = 2.7+2.3 =5