Rationalize the denominator of the following expression and then simplify your answer.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Find the indicated intercept(s) of the graph of the function.x-intercepts of f(x) = x + 
A. (4, 0) B. (-16, 0) C. (-4, 0), (4, 0) D. none
Mathematics
Provide an appropriate response.Are the points A(-1, 12), B(2, 9), C(4, 1), and D(7, 4) the vertices of a parallelogram (opposite sides equal in length)? of a rhombus (all sides equal in length)?
A. no; yes B. no; no C. yes; yes D. yes; no
Mathematics
Solve the equation and check.
A. y = -25 B. y = 8 C. y = -24 D. y = -5 E. y = -23.2
Mathematics
Solve the problem.Given the velocity and initial position of a body moving along a coordinate line at time t, find the body's position at time t.v = -11t + 7, s(0) = 12
A. s = 
t2 + 7t - 12
B. s = -11t2 + 7t + 12
C. s = - 
t2 + 7t - 12
D. s = - 
t2 + 7t + 12
Mathematics