Solve the system by Gaussian elimination.
?
?
Please enter your answer as an ordered pair in the form (x, y).
What will be an ideal response?
(-4, 1)
Mathematics
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Multiply and simplify.
? 
A. 
B. 
C. 10x2
D. 
Mathematics
Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find a if b = 8 dm and c = 12 dm.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Provide an appropriate response.Suppose ?PQR ? ?ABC, where ?ABC is shown below. Find PQ.
A. 5 B. Cannot be determined C. 3 D. 4
Mathematics
Using a calculator, solve the following problems. Round your answers to the nearest tenth.A ship is 6 miles west and 46 miles south of a harbor. What bearing should the captain set to sail directly to harbor?
A. N 82.6° E B. N 97.4° E C. N 7.4° E D. N 127.6° E
Mathematics