Graph the quadratic function.
a. 
b. 
c. 
d. 
c.
Mathematics
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Solve the equation.-8 = b - 2
A. -10 B. -6 C. 10 D. 6
Mathematics
Find the constant of proportionality k, and write the linear function relating the two variables.Suppose that y varies directly with x. When x = 0.5, then y = 2.
A. k = 0.5; y = 0.5x B. k = 0.25; y = 0.25x C. k = 4; y = 4x D. k = 1.5; y = x + 1.5
Mathematics
Solve the problem.A mass hangs from a spring which oscillates up and down. The position P (in feet) of the mass at time t (in seconds) is given by P = 4 cos (4t). For what values of t, 0 ? t < ?, will the position be 2
feet? Find the exact values. Do not use a calculator.
What will be an ideal response?
Mathematics
An experiment is conducted for which the sample space is 
Decide if the given probability function is valid.
A. No B. Yes
Mathematics