Use the quadratic formula to find the exact solutions.3x2 - 11x - 4 = 0
A. -3, 4
B. - 
, 4
C. - 
, 3
D. - 
, -3
Answer: B
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Complete the statement to illustrate the distributive property.5 ? (8 + 10) = 5 ? 8 + 5 ? ___
A. 8 B. 5 C. -10 D. 10
Provide an appropriate response.Find the product of 43 and 99.
A. 4,037 B. 3,957 C. 3,627 D. 4,257
Which of the following is NOT a cause of student difficulty on the broken ruler problem?
a. Inability to read fractional lengths. b. Believing that the number appearing below the right side of an object measured on the ruler indicates its length, regardless of where the object is placed on the ruler. c. Counting a mark above a whole number as a unit of length rather than the distance between two consecutive whole numbers. d. Over-reliance on calculators as computational devices.
Evaluate the expression for the given replacement value.
, for x = 280
A. 280 B. 1 C. 0 D. undefined