A fair coin is flipped eight times. Find the probability that exactly three of the flips lands tails.
What will be an ideal response?
0.21875
Mathematics
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Rationalize the denominator and simplify. Assume that variables represent positive values.
A. 
(
+ 1)
B. 
(
+ 1)
C. 
(
- 1)
D. 
(
+ 1)
Mathematics
Find the coordinates of the vertex and the intercepts of the quadratic function. When necessary, approximate the x-intercepts to the nearest tenth.f(x) = x2 - 10x - 11
A. V(5, -6); I(0, 11); (-11, 0); (11, 0) B. V(5, 6); I(0, 11; (1, 0); (-11, 0) C. V(-5, -36); I(0, -11); no x-intercepts D. V(5, -36); I(0, -11); (11, 0); (-1, 0)
Mathematics
Factor completely.2x3 + 6x2y - 20xy2 = 2x( 
)( 
)
A. x + 4y, x - 5y B. x + 2y, x - 5y C. x + 4xy, x - 5y D. x - 2y, x + 5y
Mathematics
Answer the question.What value must be inserted in the box to make the following a true statement? 
+ 
= 
A. 7 B. 5 C. 4 D. 6
Mathematics