Factor completely.a2 - 40ab + 400b2
A. (a + 20b)(a - 20b)
B. (a - 20b)2
C. Prime
D. (a + 20b)2
Answer: B
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Set up the general equation from the given statement.The kinetic energy K of a moving body varies jointly as its mass m and the square of its velocity v.
A. K = kmv2
B. K = km
C. K = 
D. K = 
Provide an appropriate response.Describe a process for checking the reasonableness of the solutions of an oblique triangle.
What will be an ideal response?
Factor the difference of cubes.1000y3 - 343
A. (10y - 7)(100y2 + 49) B. (10y - 7)3 C. (10y - 7)(100y2 + 70y + 49) D. Prime
Provide an appropriate response.When finding the amount of change in percentage problems, the percent is always based on:
A. the final or ending amount B. the final or ending amount in decrease problems C. the original or beginning amount D. the original or beginning amount for increase problems