Solve the problem.Is k = - 
a solution of 4k - 5 = 9k - 6?
A. Yes
B. No
Answer: B
Mathematics
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Find the indicated vector.Let u = 
. Find 3u.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the given expression.cos(tan-1 
)
A. 
B. 2
C. 
D. 
Mathematics
List the critical values of the related function. Then solve the inequality.
+ 
? 
A. -5 - 
, -4, -5 + 
, 1, 4; [-5 - 
, -4) ? [-5 + 
, 1) ? (4, ?)
B. -5 - 
, -4, -5 + 
, 1, 4; [-5 - 
, -4) ? [-5 + 
, 1) ? (4, ?)
C. No critical values; ?
D. -4 - 
, -5, -4 + 
, 1, 5; [-4 - 
, -5) ? [-4 + 
, 1) ? (5, ?)
Mathematics
Solve the problem.In one year, a baseball player got 134 hits in 376 times at bat. What was his batting average? Give decimal notation to the nearest thousandth.
A. 0.356 B. 0.366 C. 0.359 D. 0.336
Mathematics