Use simple probability to complete the exercises.A fair coin is tossed two times in succession. The set of equally likely outcomes is {HH, HT, TH, TT}. Find the probability of getting the same outcome on each toss.
A.
B. 1
C.
D.
Answer: D
Mathematics
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Find the derivative.y = +
A. y ' = 2 cos x - csc2 x B. y ' = 2 csc x cot x - sec2 x C. y ' = - 2 csc x cot x + sec2 x D. y ' = 2 csc x cot x - csc2 x
Mathematics
Evaluate the expression.(-7)2
A. -14 B. -49 C. 14 D. 49
Mathematics
Complete the identity.tan2 2x + cos2 2x + sin2 2x = ?
A. sec2 2x B. 2 C. sin2 2x D. cos2 2x
Mathematics
Given matrix A, find the indicated minor or cofactor.Find the cofactor A12.A =
A. 19 B. -11 C. 11 D. 10
Mathematics