Add or subtract. Then simplify by collecting like radical terms, if possible.7 
+ 3 
A. -4 
B. 10 
C. 10 
D. 10 
Answer: C
Mathematics
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Find the product.(n + 7)2
A. n + 49 B. n2 + 14n + 49 C. n2 + 49 D. 49n2 + 14n + 49
Mathematics
Solve using Cramer's rule.
A. (5, -2) B. (-5, -2) C. (-2, 5) D. (2, -5)
Mathematics
Find the measures of angles 1, 2, and 3.
A. ? 1 = 129°; ? 2 = 51°; ? 3 = 129° B. ? 1 = 39°; ? 2 = 90°; ? 3 = 51° C. ? 1 = 39°; ? 2 = 90°; ? 3 = 39° D. ? 1 = 39°; ? 2 = 102°; ? 3 = 39°
Mathematics
Find the relative extrema of the function and classify each as a maximum or minimum.f(x) = x4 - 18x2 + 2
A. Relative maximum: (3, -79); relative minimum: (-3, -79) B. Relative maximum: (0, 2); relative minima: (3, -79), (-3, -79) C. Relative minimum: (0, 2); relative maxima: (3, -79), (-3, -83) D. Relative maximum: (0, 2); relative minimum: (3, -79)
Mathematics