Factor the polynomial completely.r2 - 4r + 4 - s2
A. (r - 2 + s)(r + 2 + s)
B. (r - 4 + s)(r + 4 - s)
C. (r - 2 + s)(r - 2 - s)
D. (r + 2 + s)(r + 2 - s)
Answer: C
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Solve the problem.The position of an object at time t is given by s(t). Find the instantaneous velocity at the indicated value of t.s(t) = 
at t = 0
A. - 
B. - 
C. - 
D. 
Divide.
A. x2 - 5x - 1 B. x2 + 5x + 1 C. 4x2 + 5x + 1 D. 4x2 + 1
Provide an appropriate response.Explain why the order in which coordinates are subtracted to find slope does not matter as long as x-coordinates are subtracted in the same order as y-coordinates.
What will be an ideal response?
Approximate the area under the graph of f(x) over the specified interval by dividing the interval into the indicated number of subintervals and using the left endpoint of each subinterval.f(x) = 
; interval [1, 5]; 4 subintervals
A. 0.4636 B. 1.4636 C. 1.4236 D. 2.0833