Translate the phrase into a mathematical expression. If needed, use x to represent "a number."Six times a number, subtracted from -9.
A. 9 - 6x
B. -9 - 6x
C. 6x - (-9)
D. 6x - 9
Answer: B
Mathematics
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Solve the problem.The time required for a block to slide down an inclined plane with angle of inclination ? is given by 
where a is the length of the base and g is the acceleration due to gravity. Solve for 
A. ? = 
sin-1 
B. ? = 
sin-1 
C. ? = sin-1 
D. ? = sin-1 
Mathematics
Draw the angle in standard position and state the quadrant in which it lies.495°
A. quadrant II
B. quadrant IV
C. quadrant III
D. quadrant I
Mathematics
Find the least common denominator of the rational expressions.
and 
A. 12x7 B. 24x10 C. 24x7 D. 24x3
Mathematics
Find the LCM of the set of numbers.24, 18, 28
A. 672 B. 252 C. 504 D. 168
Mathematics