Find the determinant.det 
A. 390
B. -40
C. 40
D. -190
Answer: B
Mathematics
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Draw the given angle.70°
A. 
B. 
C. 
D. 
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Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one B. not one-to-one
Mathematics
Find the length of the section represented by x in the figure. 
a = 26
b = 1
c = 12
A. 12
B. 15
C. 12
D. 36
Mathematics
Solve the equation.6(x + 3) - (6x + 18) = 0
A. {0} B. {?} C. {3} D. {all real numbers}
Mathematics