Simplify.
A. 13
B. 3x13 - 7x12y4 + 5x11y6
C. 3x3 - 21x7y3 + 15x6y5
D. 3x3 - 7x2y2 + 5xy4
Answer: D
Mathematics
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Write in exponential form.
= log64 8
A. 641/2 = 8
B. 
64 = 8
C. 81/2 = 64
D. 648 = 
Mathematics
Solve the problems.How many kilometers long is a 7,700 meter race?
A. 0.77 km B. 7.7 km C. 770,000 km D. 77 km
Mathematics
For the given pair of points, find the equation of the line 
that goes through the points by solving a system of equations.(2, 3) and (5, 6)
A. y = x + 5 B. y = x + 1 C. y = x + 3 D. y = -x + 1
Mathematics
Solve the equation.
?
?
A. 7, -7, 0 B. 49, -49, 0 C. 7, -7, 1 D. 0 E. 7
Mathematics