Solve the problem.Find a so that the vectors v = i + aj and w = 3i + 5j are orthogonal.
A. 
B. - 
C. - 
D. 
Answer: C
Mathematics
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Provide an appropriate response.If a parenthetic expression is a part of an equation, you remove the parentheses by 
each term within the parentheses by the number to the left of the parentheses.
A. dividing B. multiplying C. adding D. subtracting
Mathematics
Use the graph of the function to find the following: a. the domain and range of the function; b. the intercepts, if any; c. the intervals on which the function is increasing, decreasing, or is constant; d. whether the function is even, odd, or neither.
What will be an ideal response?
Mathematics
Graph the function over a one-period interval.y = 
cos 4 
A. 
B. 
C. 
D. 
Mathematics
Write the fraction in lowest terms.
A. 
B. 
C. 
D. 
Mathematics