Answer:
The square root of -9 cannot be -3 because -3 squared or -3 times -3 equals 9 not -9.
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Answer:
x=y
Step-by-step explanation:
becuase I need pointssss
Answer:
B
Step-by-step explanation:
Answer:
.9 or 90%
.1 or 10%
Step-by-step explanation:
E= Exam
P=Paper
E= .71
P= .45
E∩P=.26
A.) E∪P=?
E∪P= E+P-E∩P
.71+.45-.26= .9
B.) E'∩P' = (E∪P)'
(E∪P)' = 1-.9 = .1