Evaluate the function.Find f(-3) when f(x) =
.
A. 2
B. -
C.
D.
Answer: C
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Solve the problem.Which of the following objects has exact self-similarity?
A. a head of cauliflower B. the Koch snowflake C. a tree D. the Mandelbrot set E. none of these
Describe the next row operation that should be performed to make the matrix closer to row echelon form.
A. Replace R2 with - R2.
B. Replace R2 with 15R1 + R2.
C. Replace R2 with -15R1 + R2.
D. Replace R2 with - R2.
Write the sentence as an equation. Let the variable x represent the number.The product of 3 and a number increased by 5 is 27.
A. 3(x + 5) = 27 B. 3x - 5 = 27 C. 15x = 27 D. 3x + 5 = 27
Solve using Cramer's rule, if possible. If it is not possible, state whether the system is inconsistent or has infinitely many solutions.
A. (7, 1) B. (1, 7) C. (-7, -1) D. (-1, 7)