Use the quadratic formula to solve the quadratic equation.
y2 + 1 = 
y
A. 
, 
B. 
, 
C. - 
, 
D. y = 5, 
Answer: B
Mathematics
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, x = 0, x = 5
A. 
?
B. 10?
C. 100?
D. 
?
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Use half-angle identities to find the exact value of the expression.sin (-112.5°)
A. - 
B. 
C. 
D. - 
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Write a numerical expression for the phrase and simplify it.The quotient of 16 and the sum of 6 and -4
A. 
; -8
B. 
; 
C. 16 + 6 + (-4); 18
D. 
; 8
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Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.A hemisphere with radius 2 in.
A. 33.5 in.3 B. 16.7 in.3 C. 18.8 in.3 D. 9.4 in.3
Mathematics