Determine the degree of the polynomial.-2y4 + 7y3 - 5y2 + y - 7
A. 10
B. -2
C. -7
D. 4
Answer: D
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Solve.
t = -9
A. 2 B. -12 C. -36 D. -13
Evaluate the given binomial coefficient.
A. 39,916,800 B. 0 C. 1 D. 2
Solve the problem.In the formula A = Iekt, A is the amount of radioactive material remaining from an initial amount I at a given time t and k is a negative constant determined by the nature of the material. A certain radioactive isotope has a half-life of approximately 1400 years. How many years would be required for a given amount of this isotope to decay to 45% of that amount?
A. 1568 years B. 1613 years C. 770 years D. 1207 years
Determine whether the triangles in the given pair are congruent. If so, state the property that shows the triangles are congruent.
A. congruent; ASA B. congruent; SSS C. not congruent D. congruent; AAS