Use the complement formula to answer the question.If nine fair coins are tossed, what is the probability of obtaining at least one head and at least one tail ?
A. 
B. 1
C. 
D. 
Answer: D
Mathematics
You might also like to view...
Solve the problem.Evaluate 
at (u, v) = (1, 5) for the function w = xz + yz - z2; x = uv, y = uv, z = u.
A. -2 B. 20 C. 0 D. 18
Mathematics
Solve the problem.The velocity field F of a fluid has a constant magnitude k and always points towards the origin. Following the smooth curve y = f(x) from (a, f(a)) to (b, f(b)), show that the flow along the curve is 
ds = k[(a2 + (f(a))2)1/2 - (b2 + (f(b))2)1/2]
What will be an ideal response?
Mathematics
Divide, when possible.
A. 728 B. 728 r2 C. 728 r1 D. 727 r6
Mathematics
Solve and check the linear equation.0.40x - 0.20(80 + x) = -0.10(80)
A. {40} B. {30} C. {20} D. {50}
Mathematics