Solve the system of equations by either the addition method or the substitution method.
A. (9.6, -18)
B. (-18, 9.6)
C. infinite number of solutions
D. no solution
Answer: B
Mathematics
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Give a geometric description of the set of points whose coordinates satisfy the given conditions.x = 2, z = -2
A. The point (2, -2) B. All points in the x-z plane C. The line through the point (2, 0, -2) and parallel to the y-axis D. The line through the point (2, -2, 0) and parallel to the z-axis
Mathematics
Evaluate the integral.
A. 10i + 6 ln 2j + (1 + 
)k
B. 10i + 6 ln 2j + (1 - 
)k
C. -6i + 6 ln 2j + (1 - 
)k
D. 10i + 6 ln 2j + 
k
Mathematics
Evaluate
Mathematics
Solve.56 increased by 23 is what number?
A. 97 B. 115 C. 88 D. 79
Mathematics