Subtract.(-8) - (-20)
A. 28
B. -28
C. -12
D. 12
Answer: D
Mathematics
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Find the vector projv u.v = i + j + k, u = 12i + 3j + 4k
A. 
i + 
j + 
k
B. 
i + 
j + 
k
C. 
i + 
j + 
k
D. 
i + 
j + 
k
Mathematics
Establish the identity.
= tan(5?)
What will be an ideal response?
Mathematics
Simplify the expression by applying the distributive property.-5(2a + 3)
A. -10a - 15 B. -7a - 8 C. -25a D. -3a - 2
Mathematics
Convert the angle from degrees to radians. Express the answer as a multiple of ?.-30°
A. - 
B. - 
C. - 
D. - 
Mathematics