Simplify the expression by combining any like terms.10x - 6 + 2x + x + 1
A. 12x + 5
B. 12x - 5
C. 11x - 5
D. 13x - 5
Answer: D
Mathematics
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What will be an ideal response?
Mathematics
Rewrite the equation in a rotated x'y'-system without an x'y' term. Express the equation involving x' and y' in the standard form of a conic section.31x2 + 10
xy + 21y2 -144 = 0
A. x'2 = -4
y'
B. 
+ 
= 1
C. y'2 = -4
x'
D. 
+ 
= 1
Mathematics
Find all zeros of the function
a. x = -4,3,4 -3i, 4 + 3i b. x = 4, - 3, - 4 - 3i, 4 - 3i c. x = 4, - 3, 4 + 3i, - 4 + 3i d. x = -4 , 3, 4 + 3i - 4 - 3i e. x = 4, -3, -4 -3i, 4 + 3i
Mathematics
Find all relative maxima or minima.y = ln x - x
A. (-1, -1), relative maximum B. (-1, 0), relative minimum C. (1, -1), relative maximum D. (1, 0), relative minimum
Mathematics