Write the vector u as a sum of two orthogonal vectors, one of which is the vector projection of u onto v, projvu .u =
, v = 
A. +
B. +
C. +
D. +
Answer: B
Mathematics
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Graph the linear equation.x = -3
A.
B.
C.
D.
Mathematics
Write the expression in the form a + bi, where a and b are real numbers.
A. -5 B. 5 C. 25i D. 5i
Mathematics
Provide an appropriate response.Suppose q and p are linearly related such that p = 30 when q = 5, and p = 50 when Find p when q = 15.
A. 120 B. 140 C. 130 D. 110 E. 100
Mathematics
Find the largest open intervals where the function is concave upward.f(x) = x4 - 8x2
A. (-?, -2/3)
B. (2/3, ?)
C. (-?, -2/3), (2
/3, ?)
D. None
Mathematics