Math, asked by rrd, 1 year ago


If pqr = 1 , rst = 0 , and spr = 0, which of the following must be zero?
A. P
B. Q
C. R
D. S
E. T


Anonymous: S is the answer and for T is can't be defined

Answers

Answered by Anonymous
2
pqr = 1
so p,r must not be 0 
so in rst = 0
r can't be zero so st = 0 so s= 0 and we see it also satisfies  spr = 0

SO D) S
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