Solve the equation.4y2 = (5y + 1)2
A. {
, - 
}
B. 
C. {- 
, 
}
D. {- 
, - 
}
Answer: D
Mathematics
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Find the center of mass of a thin plate of constant density covering the given region.The region bounded by the x-axis and the semicircle y = 
A. 
= 0, 
= 
B. 
= 
, 
= 0
C. 
= 
, 
= 
D. 
= 0, 
= 
Mathematics
Solve the problem.The perimeter of a rectangle is 
inches. Find the length x of the rectangle using the equation 
.
A. 
in.
B. 10 in.
C. 5 in.
D. 
in.
Mathematics
Find the radius or diameter as requested.Find the radius.
A. 6079.04 yd B. 22 yd C. 44 yd D. 138.16 yd
Mathematics
Solve the formula for the specified variable.P = s1 + s2 + s3 for s2
A. s2 = s1 + P - s3 B. s2 = P - s1 - s3 C. s2 = s1 + s3 - P D. s2 = P + s1 + s3
Mathematics