Solve the equation by the zero-factor property.(7x - 8)(x + 1) = 0
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the magnitude of u × v and the unit vector parallel to u × v in the direction of u × v.u = 2i, v = 2j
A. 4; k B. 4; 4k C. 4; -k D. 2; 2k
Mathematics
Verify that the equation is an identity.sin
= cos x
What will be an ideal response?
Mathematics
Find the derivative of the function.
?
?
A. 
B. ?
C. ?
D. 
Mathematics
Solve the problem.A power outage affected all homes and businesses within a 12 mi radius of the power station. If the power station is located 10 mi north of the center of town, find an equation of the circle consisting of the furthest points from the station affected by the power outage.
A. x2 + y2 = 144 B. x2 + (y - 10)2 = 12 C. x2 + (y + 10)2 = 144 D. x2 + (y - 10)2 = 144
Mathematics