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. a = 
, b = 
B. a = 6, b = 1
C. a = 
, b = 
D. a = 6, b = -1
Answer: C
Mathematics
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Use an identity to write the expression as a single trigonometric function or as a single number.
A. 
B. 
C. 
D. 
Mathematics
If y varies directly as x, find a linear function which relates them.y = 7 when x = 35
A. f(x) = 
B. f(x) = 
C. f(x) = 5x
D. f(x) = x + 28
Mathematics
Provide an appropriate response.Tell whether the statement is true or false. Explain.According to the quotient rule for radicals, 
= 
, where b ? 0.
What will be an ideal response?
Mathematics
Rewrite the expression as a sum, difference, or product of simpler logarithms.log4 
A. log4 10 - log4 9 B. log2 9 - log2 10 C. log4 9 + log4 10 D. log4 9 - log4 10
Mathematics