Solve.The sum of a number and its square is 42. Find the number.
A. -6 or -7
B. 6 or -7
C. 6 or 7
D. -6 or 7
Answer: B
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Solve the quadratic inequality. Write your answer in interval notation.x2 - 10x + 21 ? 0
A. (-?, 3] B. (-?, 3] ? [7, ?) C. [7, ?) D. [3, 7]
Solve the problem.Find the beginning of year NAV for ASCPX which has a current net asset value of $4.84 and YTD % Return of 1.3%. Round to the nearest cent.
A. $2.10 B. $4.90 C. $4.78 D. $3.72
Solve the problem.A water wheel rotates through the angle ?, the water level L behind the wheel changes according to the equation L = 1 - sin ? - 2 cos2 ?where L is measured in inches. Determine the values of ? for which the water level is zero. Find the exact values. Do not use a calculator.
What will be an ideal response?
Find the volume area of the figure. Use 3.14 for ?. Round the answer to the nearest hundredth when appropriate.
A. 128 cu. ft B. 36 cu. ft C. 192 cu. ft D. 96 cu. ft