Solve the problem.Find a polynomial for the sum of the shaded areas of the figure.
A. z2 + 12z + 36
B. 12
C. 12z
D. z2 + 36
Answer: C
Mathematics
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Factor by grouping.20x2 - 24xy + 15xy - 18y2
A. (4x - 3y)(5x - 6y) B. (4x + 3)(5x - 6) C. (20x + 3y)(x - 6y) D. (4x + 3y)(5x - 6y)
Mathematics
The average cell cycle time for a bacterium is 25 min. Find the probability that the bacterium divides in under 22 min.
What will be an ideal response?
Mathematics
Suppose the triangles shown are similar, with angle A = angle D, angle B = angle E, and angle C = angle F. Answer the question.
What is the length of side EF?
A. 195
B. 
C. 39
D. 127
Mathematics
Solve the problem.A hardware store had monthly sales of $75,400 and spent 16% of it on legal fees. How much was spent on legal fees?
A. $471,250 B. $47,125 C. $120,640 D. $12,064
Mathematics