Solve the problem.The sum of two numbers is 57 and their difference is 5. Find the numbers.
A. 53 and 4
B. 24 and 33
C. 26 and 31
D. 33 and 38
Answer: C
Mathematics
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Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by x = 2tan 
, x = 0, y = - 
A. 28? - 7?2
B. 28 - 7?
C. 7? + 7?2
D. 14? - 
?2
Mathematics
Solve the rational equation.
= 
A. 
B. - 9
C. - 12
D. - 16
Mathematics
In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t.(
, 
)Find sin t.
A. 
B. 
C. 
D. 
Mathematics
Identify the numbers from the given list that belong to the indicated set. 20, 
, -15, 0, 
, - 
, 4.9, 
Natural numbers
A. 20, 0
B. 20, 
C. 20, 0, 
D. -15, 0, 20
Mathematics