Evaluate the polynomial for the given values of the variables.Evaluate xy3- y2 + 4xy + 8 for x = 2 and y = -3.
A. -61
B. 29
C. -13
D. -79
Answer: D
Mathematics
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Provide an appropriate response.In the algebraic equation of a line, the y-intercept is denoted by the letter ______.
A. x B. b C. y D. m
Mathematics
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 6 sin t - cos tFind the body's velocity at time t = ?/4 sec.
A. - 
m/sec
B. 
m/sec
C. 
m/sec
D. - 
m/sec
Mathematics
Provide an appropriate response.Solve the following equation: 
= 20
Fill in the blank(s) with the appropriate word(s).
Mathematics
Write the compound inequality as an absolute value inequality. Do not simplify.-0.7 ? x + 
? 0.7
A. x + 
? 
B. 
? 0.7 + 
C. 
? 0.7
D. 
? 0.7
Mathematics