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(2.6)^2 - (2.4)^2 എത്ര ?

A5

B0.1

C0.2

D1

Answer:

D. 1

Read Explanation:

2.62−2.42=(2.6+2.4)(2.6−2.4)2.6^{2}-2.4^{2}=(2.6+2.4)(2.6-2.4)

=5×0.2=5\times0.2

=1=1

Related Questions:

Six persons A, B, C, D, E, F are sitting in a circle looking at the centre of the circle. A is sitting facing B. B is sitting to the right of E and left of C. A is sitting to the left of F and right of D. If the positions of A and E are interchanged, who will be sitting between A and C?
(0.38 x 0.38 + 2 x .38 x .62 + .62 x .62) / (0.72 x 0.72 - 2 x .72 x .52 + .52 x .52)

a + b = 20 , ab = 50 ആയാൽ 1a+1b=\frac1a+\frac1b= എത്ര ? 

The value of x satisfying the equation x²/108=16/x

(0.27)2+(0.21)2+(0.29)2(0.027)2+(0.021)2+(0.029)2 \sqrt { \frac{(0.27)^2+(0.21)^2+(0.29)^2 }{(0.027)^2+(0.021)^2+(0.029)^2 }} =