Identify the leading term and leading coefficient of the polynomial.t - 3t2 + 7t3 + 1
A. 1, 1
B. -3t2, -3
C. 7t3, 7
D. t, 1
Answer: C
Mathematics
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Find the unit vector having the same direction as v.v = -3i - 4j
A. u = - 
i - 
j
B. u = 
i + 
j
C. u = -15i - 20j
D. u = - 
i - 
j
Mathematics
Determine the real solutions to the system of nonlinear equations.2y - x = 5x2 + y2 - 25 = 0
A. 
, 
B. (-5, 0), (3, 4)
C. (5, 0), (-5, 0), (3, 4)
D. 
, 
, 
Mathematics
Divide. Leave your answer in trigonometric form.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. 
Mathematics
Decide whether the expression is or is not an identity.
= sin x
A. Identity B. Not an identity
Mathematics