Use the dot product to determine whether the vectors are parallel, orthogonal, or neither.v = i + 
j, w = i - 3j
A. orthogonal
B. parallel
C. neither
Answer: C
Mathematics
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Multiply. Write the answer in descending order.-9c5(-5c7 + 2c6 - 2)
A. 45c7 - 18c6 + 18 B. 45c12 - 18c11 + 18c5 C. 45c12 - 18c11 D. 45c12 + 2c6 - 2
Mathematics
Express the inverse of the given statement symbolically.Divide x by 14 and subtract 3.
A. - 
B. 14(x + 3)
C. 3(x - 14)
D. 
- 3
Mathematics
Solve the equation by using the quadratic formula.
?
?
A. 
and 
B. 
and 
C. 
and 
D. 
and 
E. 
and 
Mathematics
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.
3
A. 
B. 
C. 
D. 
Mathematics