Find the slope of the line through the pair of points.(-7, 3) and (2, 3)
A. Undefined
B. -9
C. 9
D. 0
Answer: D
Mathematics
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Find the unit vector that has the same direction as the vector v.v = -9j
A. u = - 
j
B. u = 81j
C. u = -9j
D. u = -j
Mathematics
Multiply.
A. - 
x36
B. - 
x13
C. 
x36
D. 
x13
Mathematics
Solve the problem.The hypotenuse of a right triangle is 8 feet less than three times the shorter leg and the longer leg is 8 feet more than twice the shorter leg. Find the lengths of the three sides of the triangle.
A. 18 ft, 44 ft, 46 ft B. 20 ft, 48 ft, 52 ft C. 30 ft, 68 ft, 82 ft D. 15 ft, 36 ft, 39 ft
Mathematics
Solve.The second angle of a triangle is 3 times as large as the first. The third angle is 40° more than the first. Find the measure of the smallest angle.
A. 28° B. 40° C. 140° D. 50°
Mathematics