Find the indicated cross product.v = 4i + 6j + k, w = 6i - 3j - kFind v × w.
A. 3i - 10j + 42k
B. -48i + 3j - 10k
C. -9i - 2j + 24k
D. -3i + 10j - 48k
Answer: D
Mathematics
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Find all values that make the rational expression undefined. If the rational expression is defined for all real numbers, so state.
A. x = -7
B. x = -49
C. x = 0, x = - 
D. Defined for all real numbers
Mathematics
Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
A. 
B. 
C. 
D. 
Mathematics
Multiply the conjugates.(2 + 3i)(2 - 3i)
A. 4 - 9i B. 4 + 9i C. -5 D. 13
Mathematics
Let 
and 
. Find 
and
simplify.
?
A. 
B. 
C. ?
D. 
E. ?
Mathematics