Determine whether the ordered pair is a solution of the given linear equation.5x - 3y = -5; (0, -1)
A. no
B. yes
Answer: A
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Solve the problem that involves probabilities with independent events.If you are dealt two cards successively (with replacement of the first) from a standard 52-card deck, find the probability of getting a face card on the first card and an ace on the second.
A.
B.
C.
D.
Answer the question.The central angle of a regular polygon is an angle with vertex at the center of the polygon.Number of sides:4568Central angle:90°72°60°45°What is the measure of the exterior angle of a regular polygon with 20 sides?
A. 18° B. 21.6° C. 20° D. 16°
Decide whether the equation is an identity, a conditional equation, or a contradiction. Give the solution set.2 - x = -6 + 3(2 + 3x)
A. Conditional; {-3} B. Contradiction; ? C. Conditional; {6} D. Identity; {all real numbers}
Find the indicated partial sum for the sequence.81, 243, 729, 2187, . . .; S4
A. 9801
B. -
C. 3240
D. 2187