Use the definition to find an expression for the instantaneous acceleration of an object moving with rectilinear motion according to the given function. The instantaneous acceleration is defined as the instantaneous rate of change of the velocity with respect to time. s = 4t2 + 5t - 2[s is the displacement. Find v, then find a]
A. 4
B. 8t + 5
C. 8
D. 0
Answer: C
Mathematics
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Factor completely, or state that the polynomial is prime.x2 - 3x - 10
A. prime B. (x + 5)(x + 2) C. (x + 5)(x + 1) D. (x - 5)(x + 2)
Mathematics
Multiply using the rule for finding the product of the sum and difference of two terms.(9x + 11)(9x - 11)
A. x2 - 121 B. 81x2 - 198x - 121 C. 81x2 - 121 D. 81x2 + 198x - 121
Mathematics
Provide an appropriate response.Find C and a so that f(x) = Cax satisfies the given conditions.f(-1) = 
and f(1) = 2
A. C = 
, a = 1
B. C = 2, a = 1
C. C = 1, a = 
D. C = 1, a = 2
Mathematics
Draw a tree diagram for the experiment. Then use the diagram to find the number of possible outcomes.Spin the first spinner once and the second spinner once. 
A. 16 B. 12 C. 9 D. 7
Mathematics