Solve the problem.One card is selected from a deck of cards. Find the probability of selecting a black card or a card less than 9. (Note: The ace is considered a low card.)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Use the right triangle shown below and find the missing length. Give an exact answer and a decimal approximation rounded to two decimal places. 
b = 5, c = 5
A. a = -5
? 7.07
B. a = 5
? 7.07
C. a = 15
D. a = 5
? 8.66
Mathematics
Find the x- and y-intercepts of f.f(x) = (x + 1)(x - 9)(x - 1)2
A. x-intercepts: -1, 1, 9; y-intercept: 9 B. x-intercepts: -1, 1, -9; y-intercept: 9 C. x-intercepts: -1, 1, -9; y-intercept: -9 D. x-intercepts: -1, 1, 9; y-intercept: -9
Mathematics
Graph the parabola.x = (y - 3)2
A. 
B. 
C.
D. 
Mathematics
Combine. Assume that all variables represent non-negative real numbers.10
+ 12
A. 22
B. 22
C. 2
D. 22
Mathematics