Rationalize the denominator. Assume that all variables represent positive real numbers.-
A. - 
B. - 
C. - 
D. - 
Answer: C
Mathematics
You might also like to view...
Compute r''(t).r(t) = (cos 3t)i + (2 sin t)j
A. r''(t) = (-3 cos 3t)i + (2 sin t)j B. r''(t) = (-9 cos 3t)i + (-4 sin t)j C. r''(t) = (9 cos 3t)i + (-2 sin t)j D. r''(t) = (-9 cos 3t)i + (-2 sin t)j
Mathematics
Find the x-intercepts of the graph. Do not graph the equation.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Check whether this set and operation form a group. Answer yes, no, or in definably.
?
What will be an ideal response?
Mathematics
In a right triangle, find the length of the side not given. Let c represent the length of the hypotenuse. Give an answer to the nearest tenth if necessary.b = 7 yd, c = 14 yd
A. a = 7 yd B. a ? 12.1 yd C. a ? 9.9 yd D. a ? 4.6 yd
Mathematics