Use linear interpolation to find the indicated value.The number of bacteria in a culture is calculated after each hour. The results are as follows:
When will there be 38,125 bacteria?
A. 2 hr, 32.15 min
B. 2 hr, 16.08 min
C. 2 hr, 16.53 min
D. 2 hr, 33.07 min
Answer: B
Mathematics
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Find the vertex and axis of symmetry of the parabola.x = (y + 1)2 + 3
A. (3, -1); x = 3 B. (-3, -1); y = -1 C. (3, -1); y = -1 D. (-3, 1); y = 1
Mathematics
Add.35 + 26
A. 61 B. 60 C. 62 D. 9
Mathematics
Add or subtract. Simplify the answer. -
A.
B.
C. 1
D. 10
Mathematics
Answer the question.Consider the equation 5(-3 - x) + x = 14x - 5(3 - x). Now consider the following system of equations solvable by the substitution method: y = 5(-3 - x) + x y = 14x - 5(3 - x).Explain the connections that exist between the single equation and the system of two equations.
What will be an ideal response?
Mathematics