Solve the problem.Find the equation of the tangent line to the curve x2 + y2 = 113, at the point 
A. 8x + 7y = 113
B. 7x - 8y = 15
C. 7x + 8y = 113
D. 8x - 7y = 113
Answer: A
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Write the equivalent fractions with the least common denominator.
and 
A. 
= 
; 
= 
B. 
= 
; 
= 
C. 
= 
; 
= 
D. 
= 
; 
= 
Give the specific equation relating the variables after evaluating the constant of proportionality for the given set of values.v is proportional to s and inversely proportional to the cube of r, and v = 12 when s = 3 and r = 2.
A. v = 
B. v = 32sr3
C. v = 
sr3
D. v = 
Use conversion factors to convert the units of measure.84 inches to feet
A. 7 ft. B. 28 ft. C. 0.58 ft. D. 252 ft.
Find the present value of the annuity. Round to the nearest cent.
Payments of $61 made quarterly for 5 years at 8% compounded quarterly
A. $997.44 B. $956.39 C. $243.56 D. $494.76