Find the largest open interval where the function is changing as requested.Increasing f(x) = 
A. (-?, 1)
B. (0, ?)
C. (1, ?)
D. (-?, 0)
Answer: D
Mathematics
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Provide an appropriate response. Determine the degree measure of ? if cos ? = 0.7022 in degree, minute, second rounded to the nearest second.
A. 45° 39' 62" B. 44° 36' 13" C. 45° 23' 46" D. 0° 47' 32"
Mathematics
Find an equation of variation in which the following are true.y varies jointly as x and w and inversely as z, and y = 
when x = 2, w = 2, and z = 28.
A. y = 
B. y = 
C. y = 28xwz
D. y = 
Mathematics
Solve the equation.
= 
A. {34}
B. 
C. 
D. {18}
Mathematics
Solve.2(x + 6) = 6 - 4(x + 6)
A. 30
B. 5
C. - 5
D. 
Mathematics