Solve by using the square root property.(x + 2)2 = 28
A. x = ± 2
B. x = -2 ± 2
C. x = -2 ± 2
D. x = 2
± 2
Answer: B
Mathematics
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Multiply or find the special product.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Subtract.-18 - (-3)
A. 15 B. 21 C. -15 D. -21
Mathematics
Solve the problem.Given the velocity and initial position of a body moving along a coordinate line at time t, find the body's position at time t.v = cos 
t, s(0) = 1
A. s = 2? sin 
t
B. s = sin t +1
C. s = 
sin 
t + ?
D. s = 
sin 
t +1
Mathematics
Simplify the fraction, if possible.
A. 1 B. 24 C. 0 D. undefined
Mathematics