Multiply.(x2 + 7)(x2 - 7)
A. x4 - 14
B. x4 - 14x2 - 49
C. x4 - 49
D. x4 + 14x2 - 49
Answer: C
Mathematics
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Calculate the product. (-4)(-6)
A. -24 B. 10 C. 24 D. -10
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Solve the problem.Plot the point 
and find other polar coordinates (r, ?) of the point for which:(a) r > 0, -2? ? ? < 0(b) r < 0, 0 ? ? < 2?(c) r > 0 2? ? ? < 4? 
What will be an ideal response?
Mathematics
Determine the most appropriate metric unit to go in the blank. Choose from L, mL, kg, g, and mg.The horse weighs 470 
.
A. g B. mL C. L D. mg E. kg
Mathematics
The following table contains information about moons orbiting a planet named Geo I. Use the table to solve the problem.
Find the average distance from Geo I to its moon Luna 1.
A. 417 km B. 3000 km C. 70,000.00 km D. 3900 km
Mathematics