A die is rolled twice. Write the indicated event in set notation.Both rolls are even.
A. {(2, 4), (2, 6), (4, 2), (4, 6), (6, 2), (6, 4)}
B. {(2, 2), (2, 4), (2, 6), (4, 2), (4, 4), (4, 6), (6, 2), (6, 4), (6, 6)}
C. {(2, 2), (2, 4), (2, 6)}
D. {(2, 2), (4, 4), (6, 6)}
Answer: B
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Graph the function using its vertex, axis of symmetry, and intercepts.f(x) = x2 - 12x + 36
A. vertex (-6, 36)
intercept (0, 72)
B. vertex (6, 0)
intercepts (0, 36), (6, 0)
C. vertex (6, 36)
intercept (0, 72)
D. vertex (-6, 0)
intercepts (0, 36), (-6, 0)
Perform the indicated operation. Write the result in standard form.(9 - 2i) + (5 + 4i)
A. 14 - 2i B. 4 + 6i C. -14 - 2i D. 14 + 2i
Solve the problem.When a number is subtracted from -7, the absolute value of the difference is more than 3. Use interval notation to express the set of all numbers that satisfy this condition.
A. (-10, -4) B. (-?, -4) ? (10, ?) C. (-?, -10] ? [-4, ?) D. (-?, -10) ? (-4, ?)
Multiply.
2
A. s2 - 
st + 
t2
B. s2 - 6st + 9t2
C. s2 - 
st + 
t2
D. s2 - 
st + 
t2