Solve the problem.Find k if x = 
is a solution of the equation kx2 + x + 4 = 0.
A. k = 
B. k = 
C. k = 
D. k = 
Answer: C
Mathematics
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Perform the indicated operations and simplify the result. Leave the answer in factored form.
+ 
A. 
B. 
C. 
D. 
Mathematics
If the sequence is geometric, find the common ratio. If the sequence is not geometric, say so.66, 39.6, 23.76, 14.256, 8.55
A. 8.55 B. 1.67 C. 0.6 D. -0.6
Mathematics
Use the given matrices to compute the given expression.Let C = 
. Find 1/2 C.
A. 
B. 
C. 
D. 
Mathematics
If the area of a rectangular wall is 30 yd² and the insulation costs $12.50 per square yard, how much will the project cost?
What will be an ideal response?
Mathematics