Solve the system of equations.5x - 4y + 10z = 810x + 2y - 15z = 2015x - 2y + 10z = 7
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use the encoding matrix E = 
, an additional coding matrix, F = 
, plus the matrices I = 
and O = 
to answer the question.EO
What will be an ideal response?
Mathematics
Solve the equation.
- 8 = -1
A. -37 B. -35 C. 35 D. 37
Mathematics
Use a graphical method to solve the system. Give x- and y-coordinates correct to the nearest hundredth.y = ex + 3x2 - 4y2 = 11
A. (2.75, 1.28) B. (-3.52, 0.59) C. (2.75, -1.28) D. (1.04, -0.14), (3.52, -1.69)
Mathematics
Use the power rules for exponents to simplify. Write the answer in exponential form.4(rt)9
A. 4rt9 B. 4r9t9 C. 4r9t D. 49r9t9
Mathematics