Answer the question.If we apply the quadratic formula and find that the value of b2 - 4ac equals zero, what can we conclude about the solutions?
A. The equation has no real number solutions.
B. The equation has two different rational solutions.
C. The equation has exactly one rational solution.
D. The equation has exactly one irrational solution.
Answer: C
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Find the slope of the line. Interpret the slope in terms of rise and run.
A. Undefined; The run always equals zero B. 2; The graph rises 2 units for each unit of run. C. -1; The graph falls 1 unit for each unit of run. D. 0; The rise always equals zero
Find the domain and range of the relation.{(10,-4), (10,-9), (-9,-7), (-2,-3), (11,6)}
A. D = {-2, -2, 11, 10, -9}; R = {-3, 6, -9, -7, -4} B. D = {-2, -4, 11, 10, -9}; R = {-3, 6, -9, -7, -4} C. D = {-2, 11, 10, -9}; R = {-3, 6, -9, -7, -4} D. D = {-3, 6, -9, -7, -4}; R = {-2, -2, 11, 10, -9}
Factor the expression completely, if possible.64x3 + 27
A. (4x + 3)(16x2 - 12x + 9) B. (64x + 3)(x2 - 12x + 9) C. (4x + 3)(16x2 + 9) D. (4x - 3)(16x2 + 12x + 9)
Convert the measure to its alternate U.S. or metric form. Two conversions may be required. Use a decimal approximation for the result rounded to the nearest hundredth when necessary.Convert 5
miles to meters. (Convert first to kilometers using a fractional approximation.)
A. 820 meters B. 8200 meters C. 320.31 meters D. 3203.13 meters