Determine whether the vectors 
and 
are equivalent.A(5, 9), B(10, 11), C(8, 3), and D(13, 5)
A. Not equivalent
B. Equivalent
Answer: B
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Sketch the line with the given slope that passes through the indicated point.Slope = - 
; line passes through the point (0, 5)
A. 
B. 
C. 
D. 
Solve the problem.Suppose the lengths of the sides of a triangle are a, b, and c as illustrated in the figure. 
If the semiperimeter of the triangle is s = 
(a + b + c), then the area of the triangle is A = 
.Find the area of the triangle with sides a = 20, b = 44, and c = 56. Give the exact answer and then the answer rounded to the nearest hundredth.
A. 160
sq units, 391.92 sq units
B. 80
sq units, 195.96 sq units
C. 40
sq units, 97.98 sq units
D. 320
sq units, 554.26 sq units
Locate and classify all critical points for the given function.f(x,y) = x3 - 3xy + y3 + 3Determine only the number of critical points.
A. 2 B. 3 C. 4 D. None of the above is correct.
Determine whether the function is even, odd, or neither.
?
?
?
A. neither B. even C. odd