Find the indicated term.Find a8 when a1 = -7 and d = -3.
A. -28
B. 17
C. 14
D. -31
Answer: A
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Provide an appropriate response.A radial line is drawn from the origin to the spiral of Archimedes r = a?, 0 ? ?, a > 0. Find the area swept out during the second revolution of the radial line that was not swept out during the during the first revolution. In other words, find the area between the first and second turns of the spiral.
What will be an ideal response?
Use mathematical induction to prove the statement is true for all positive integers n.
= (n + 2)(n + 1)
What will be an ideal response?
To make 500mL of 1:10 boric acid solution. How much of a 40% stock supply should you start out with?
A. 125mL B. 2L C. 100mL D. cannot be done
Combine the complex numbers.(3 + 7i) - (-5 + i)
A. 8 + 6i B. 8 - 6i C. -8 - 6i D. -2 + 8i