Determine whether the given fraction is a solution to the equation. -
x = -
-
; 
A. not a solution
B. solution
Answer: B
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Determine by what factor the numbers differ. In other words, determine how many times larger the first number is than the second.400 million, 8 trillion
A. 5 × 10-4 B. 0.5 × 102/3 C. 5 × 10-7 D. 5 × 10-5
Sketch the graph of the quadratic function.f(x) = -2(x + 3)2 - 1
A.
B.
C.
D.
Describe the strength and direction of the linear correlation.The ages and lengths of several animals of the same species are recorded in the following table:
A. Weak positive linear correlation B. Weak negative linear correlation C. Little or no linear correlation D. Strong negative linear correlation
State the practical meaning of the slope and vertical intercept in the given situation.The cost, in dollars, of retaining the services of a computer repairman in Anchorville is given by where x is the number of hours worked.
A. -50 signifies the hourly rate, and 15 signifies the travel cost. B. 15 signifies the hourly rate, and 50 signifies the overhead charge. C. 65 signifies the cost for an on-site inspection. D. 50 signifies the hourly rate, and 15 signifies the overhead charge.