The measures of two angles of a triangle are shown. Find the measure of the third angle.
A. m?A = 88°
B. m?A = 58°
C. m?A = 122°
D. m?A = 48°
Answer: B
Mathematics
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Write as an exponential expression.
A. 
1/6
B. 
3
C. 
1/3
D. 
1/3
Mathematics
Decide if the given equation is a solution of the given differential equation.xy" + y' = 16x3, y = x4 + 6 + 5e-x
A. No B. Yes
Mathematics
Solve the equation by the square root property. If possible, simplify radicals or rationalize denominators. Express imaginary solutions in the form 
x2 - 12x + 36 = 9
A. {3, 9} B. {-9, -3} C. {9} D. {-3, 15}
Mathematics
Use Heron's formula to determine the area of the triangle. If necessary, round the answer to two decimal places. 
A. 53.67 B. 3.87 C. 1.73 D. 16.97
Mathematics