Find the indicated cross product.v = i + 2j - 3k, w = 5i - 5j - kFind w × v.
A. 15i - 17j + 17k
B. -14i - 17j + 15k
C. 11i + 2j - 27k
D. 17i + 14j + 15k
Answer: D
Mathematics
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Use l'Hopital's Rule to evaluate the limit.
A. 1
B. 
C. ?
D. 3
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Eliminate the parameter of the pair of parametric equations.x = t - 3, y = t2 + 5
A. y = x2 + 14 B. y = x2 + 6x + 14 C. y = x2 - 6x - 14 D. y = x2 - 14
Mathematics
Simplify the algebraic expression.-4x - 4y - 2x - 8y
A. -12x - 6y B. -4x - 2x - 4y - 8y C. -18xy D. -6x - 12y
Mathematics
Solve the problem.Inclusive of a 6.8% sales tax, a diamond ring sold for $2029.20. Find the price of the ring before the tax was added. (Round to the nearest cent, if necessary.)
A. $1891.21 B. $137.99 C. $2167.19 D. $1900
Mathematics