Evaluate the expression.-73
A. 21
B. -21
C. -343
D. 343
Answer: C
Mathematics
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Use counting to determine the whole number that corresponds to the cardinality of the set.A = {x|x ? N and (x + 6)(x + 4) = 0}
A. Infinite B. n(A) = 4 C. n(A) = 2 D. n(A) = 6
Mathematics
Determine whether or not the function is one-to-one.f(x) = |9 - x2|
A. Yes B. No
Mathematics
Classify the angle.R
A. Straight B. Obtuse C. Right D. Acute
Mathematics
Solve the linear inequality. Graph the solution set on a number line, and express the solution using interval notation.-6x + 5 > -7x + 12
A. [7, ?)
B. (-?, 7]
C. (17, ?)
D. (7, ?)
Mathematics