Factor the difference of squares.5x2 - 245
A. 5(x - 7)(x + 7)
B. 5(x + 7)2
C. (5x - 7)(5x + 7)
D. 5(x2 - 7)(x2 + 7)
Answer: A
Mathematics
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Factor out a factor with a negative coefficient.-25u4 + 15u3 - 10u
A. 5u(5u3 + 3u2 - 2) B. -5u(5u3 - 3u2 + 2) C. -5u4(5 - 3 + 2) D. None of these
Mathematics
Determine if the following system is consistent, inconsistent, or dependent. If the system is consistent, find the solution of the system.
A. Consistent; (6, 10) B. Inconsistent C. Dependent D. Consistent; (-4, 10)
Mathematics
Evaluate the expression.[[-14.6]]
A. -13 B. -7 C. -15 D. -14
Mathematics
Determine whether the graphed relation is a function.
A. function B. not a Function
Mathematics