Find the x- and y-intercepts for the equation. Then graph the equation.-2x - 4y = 12
A. (0, -3), (-6, 0)
B. (0, -3), (6, 0)
Answer: A
Mathematics
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Solve the problem.Let u = 6i + j, v = i + j, and w = i - j. Find scalars a and b such that u = av + bw.
A. 6v -1w B. 3.5 v + 2.5w C. 6v + 1w D. 0.29 v + 0.40w
Mathematics
Use the quadratic formula to solve the equation. Simplify any radicals.15n2 = -21n
A. {0}
B. 
C. 
D. 
Mathematics
Simplify the complex fraction.
A. 
B. 
C. 
D. 
Mathematics
Express as a single logarithm.63 log7
+ log7(63x3) - log7 63
A. log7 x12 B. log7 x16/3 C. log7 x10/9 D. log7 x12/7
Mathematics