Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(6, 5) and (11, -2)
A. -
B.
C. Undefined
D. 0
Answer: A
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Find the character of the roots.5 + 4z2 = 8z
A. Two different rational solutions B. Two different irrational solutions C. Two different imaginary solutions D. Exactly one rational solution
Determine whether a linear or quadratic function would be a more appropriate model for the graphed data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the coefficient of x2 should be positive or negative. CRIME STATISTICS
Years since 1990
A. Quadratic; positive B. Linear; positive C. Linear; negative D. Quadratic; negative
Solve the equation
?
?
A.
B.
C.
D.
E.
Solve by completing the square to obtain exact solutions.9x2 - 30x - 11 = 0
A. , -
B. - ,
C. - , -
D. , -