If the functions w, x, y, z are as follows.w = R + PQ + RS , x = PQR S – McqOptions

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1.	If the functions w, x, y, z are as follows. w = R + PQ + RS , x = PQR S + PQR S + PQ R S Then
A.	<i>w = z x = z</i>
B.	<i>w = z, x = y</i>
C.	<i>w = y</i>
D.	<i>w = y = z</i>
Answer» B. <i>w = z, x = y</i>

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