Use the given triangles to evaluate the expression. Rationalize all denominators. 
tan 
- sin 
A. 
B. - 
C. 
D. - 
Answer: B
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Find the roots of the equations.0.95x + 0.99(16 - x) = 15.52
A. {-8} B. {8} C. {0.08} D. {-0.08}
Determine if the given ordered triple is a solution of the system. x + y + z = -6 x - y + 3z = 85x + y + z = -26(3, -4, -5)
A. Yes B. No
Find the constant of proportionality for the stated conditions: E varies jointly with I and R, and when src="https://sciemce.com/media/3/ppg__cognero__2.6_Proportion_and_Variation__media__249df62b-6c0e-4c9b-9724-bc50f9681e1d.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_e2f2f2fdf8f14e528db90437d" />.
, 
and
?
A. 
B. 
C. 
D. 
E. 
Solve the problem.The rectangular swimming pool in the figure shown measures 20 feet by 50 feet and contains a path of uniform width around the four edges. The perimeter of the rectangle formed by the pool and the surrounding path is 164 feet. Determine the width of the path.
A. 3 ft B. 6 ft C. 23.5 ft D. 9 ft