What is the value of S - M D A a - b - 2- D A a - b - 2- M D S a - b - 2- D S a - b - 2- -A- a2-b2B- a - b C- a2-b2D- ab

The correct option is D abSoln:(b) S [M (D (A (a, b),2), D (A (a, b), 2)), M (D (S (a, b), 2), D (S (a, b), 2))] S [M (D (a + b, 2), D (a + b, 2)), M (D (a – b ...

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Standard VIII

Mathematics

Algebraic Expressions

What is the v...

Question

What is the value of S[M(D(A(a, b), 2), D(A(a, b), 2)), M(D(S(a, b), 2), D(S(a, b), 2))]?

a² + b²

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a² – b²

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a / b

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Solution

The correct option is B ab
Soln:(b)

S [M (D (A (a, b),2), D (A (a, b), 2)), M (D (S (a, b), 2), D (S (a, b), 2))]

S [M (D (a + b, 2), D (a + b, 2)), M (D (a – b, 2),D (a – b, 2))]

S [M(a + b)/2), (a + b) /2), M( )]

S [ (] = [(a +b)² – (a – b)² ]/ 2²

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Similar questions

Q. Read the information given below and answer the questions that follow:
A, S, M and D are functions of x and y, and they are defined as follows:
A (x, y) = x + y
S (x, y) = x – y
M (x, y) = xy
D (x, y) =

\frac{x}{y}

where y is not equal to 0.

What is the value of S[M (D(A(a,b),2),D(A(a,b),2)),M(D(S(a,b),2),D(S(a,b),2))]?

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(a,b) is the mid point of the chord $¯ A B$ of the circle $x^{2} + y^{2} = r^{2}$ . The tangent at A,B meet a C. then area of $Δ A B C$

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What is the value of S[M(D(A(a, b), 2), D(A(a, b), 2)), M(D(S(a, b), 2), D(S(a, b), 2))]?

The correct option is B abSoln:(b) S [M (D (A (a, b),2), D (A (a, b), 2)), M (D (S (a, b), 2), D (S (a, b), 2))] S [M (D (a + b, 2), D (a + b, 2)), M (D (a – b, 2),D (a – b, 2))] S [M(a + b)/2), (a + b) /2), M( )] S [ (] = [(a +b)2 – (a – b)2 ]/ 22

The correct option is B ab
Soln:(b)

S [M (D (A (a, b),2), D (A (a, b), 2)), M (D (S (a, b), 2), D (S (a, b), 2))]

S [M (D (a + b, 2), D (a + b, 2)), M (D (a – b, 2),D (a – b, 2))]

S [M(a + b)/2), (a + b) /2), M( )]

S [ (] = [(a +b)² – (a – b)² ]/ 2²