Simplify, where possible.3(5a - 4)
A. 15a - 4
B. -60a
C. 5a - 12
D. 15a - 12
Answer: D
Mathematics
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Provide an appropriate response.Use the formal definitions of limits to prove 
= ?
What will be an ideal response?
Mathematics
Perform the indicated matrix operations.Let A = 
and B = 
. Find 2A + 3B.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Given that P(A) = 0.50 and P(B) = 0.24, find P(A ? B) if A and B are mutually exclusive.
A. 0 B. 0.74 C. 0.62 D. 0.12
Mathematics
Solve the inequality. Write the solution set in interval notation and graph it.2 ? 3t - 4 ? 17
A. (2, 7)
B. (-7, -2)
C. [-7, -2]
D. [2, 7]
Mathematics