Answer the question.Which of the following statements is true concerning the graph of f(t) = sin t?
A. The graph contains no symmetry.
B. The graph is symmetric about the y-axis.
C. The graph is symmetric about the origin.
D. The graph is symmetric about the x-axis.
Answer: C
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The size of two matrices is given. Find the size of the product AB and the product BA, if the products exist.A is 1 × 3, B is 3 × 1.
A. AB is 1 × 1, BA is undefined. B. AB is undefined, BA is 3 × 3. C. AB is 1 × 1, BA is 3 × 3. D. AB is 3 × 3, BA is 1 × 1.
Provide an appropriate response.An open box is formed by cutting a square piece out of each corner of a 12-inch by 10-inch piece of metal. If each side of the squares cut out is x inches long, the volume of the box is given by 
This problem only makes sense when this volume is positive. Find the values of x for which the volume is positive.
Fill in the blank(s) with the appropriate word(s).
Decide whether or not the ordered pair is a solution to the equation.x + 5 = 0; (-5, 8)
A. Yes B. No
Solve the problem.In a surveyed area, 45.3% of the residents signed up for the local park district pool pass. Write this percent as a decimal.
A. 45.3 B. 0.0453 C. 4.53 D. 0.453