Question

express the following as the sums of two square 98x 2 32 y2​

Answer 1

Step-by-step explanation:

E=[(1+xi)(1+yi)(1+zi)][(1−xi)(1−yi)(1−zi)]

(1+iS

1

+iS

2

+iS

3

)(1−iS

1

−iS

2

−iS

3

)

=[(1−S

2

)+i(S

1

−S

3

)][(1−S

2

)−i(S

1

−S

3

)]

=(1−S

2

)

2

+(S

1

−S

3

)

2

whereS

1

=∑x,S

2

∑xy,S

3

=xyz