Determine whether the pair of vectors is orthogonal.3i - 8j, -8i + 3j
A. Yes
B. No
Answer: B
Mathematics
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For the given rectangular equation, write an equivalent polar equation.y = 12
A. r = 12 sin ? B. r = 12 cos ? C. r = 12 csc ? D. r = 12 sec ?
Mathematics
Add.
A. 58,775 B. 124,467 C. 59,975 D. 59,775
Mathematics
Solve.The growth of revenue R(t) over a 12-year time period for Acme Computer Products is given by
thousand dollars, where t = time in years. Find an equivalent expression for R(t) by factoring out a common factor.
A. 7t(0.1 + 4t) B. 4t(0.1 + 7t) C. 28(0.1t + t2) D. -7t(0.1 - 4t)
Mathematics
Find the indicated matrix.Let A = [-1 2] and B = [1 0]. Find 3A + 4B.
A. [-3 4] B. [1 6] C. [-1 4] D. [2 2]
Mathematics