Find the requested probability.A coin is biased to show 45% heads and 55% tails. The coin is tossed twice. What is the probability that the coin turns up tails on both tosses?
A. 10%
B. 30.25%
C. 45%
D. 55%
Answer: B
Mathematics
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Solve the equation involving fractions.
= 1 + 
A. -2, 4 B. No solution C. 6, 10 D. -12
Mathematics
Find the indicated series by the given operation.Show that by integrating term by term the expansion of - 
, the result is the expansion for 
A. 
= x2 + 
x4 + 
x6 + 
x8 + . . .
B. 
= -x2 + 
x4 - 
x6 + 
x8 - . . .
C. 
= x2 - 
x4 + 
x6 - 
x8 + . . .
D. 
= -x2 - 
x4 - 
x6 - 
x8 - . . .
Mathematics
Use De Morgan's laws to write a statement that is equivalent to the given statement. ~(p ? ~q)
A. ~p ? ~q B. p ? ~q C. ~p ? q D. ~p ? ~q
Mathematics
Multiply 4/31è ð 11/72è
What will be an ideal response?
Mathematics