Solve the equation by completing the square.z2 + 10z + 4 = 0
A. -10 +
B. -5 ±
C. 5 +
D. 5 ±
Answer: B
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Provide an appropriate response.Consider the quartic function f(x) = ax4 + bx3 + cx2 + dx + e, a ? 0. Must this function have at least one critical point? Give reasons for your answer. (Hint: Must for some x?) How many local extreme values can f have?
What will be an ideal response?
Use the chart to answer the question.The NSC (Not So Consistent) Corporation has just completed its first year of business. The following chart shows its monthly profit (or loss). Month Profit (Loss) in DollarsJanuary-14,526February 1874March -8977April -14,107May 14,073June 14,632July -13,834August -13,170September -4860October 6630November -3338December -974When was the loss greatest?
A. December B. June C. November D. January
Provide an appropriate response.Find the perimeter and the area of the given figure. Use the formulas P = 2(b + s) and A = bh.
A. 72 in.; 40 in2 B. 40 in.; 72 in2 C. 40 in.; 96 in2 D. 36 in.; 72 in2
Provide an appropriate response.4.2 l = ? dkl
A. 420 B. 0.042 C. 42 D. 0.42 E. none of the above