These three shapes represent the first three figures in a sequence of figures made from small cubes.
(a) (5 x 5) + (4 x 5) + (3 x 5) + (2 x 5) + (1 x 5) = 75
(b) (n x n) + ((n - 1) x n) + . . + (1 x n)
Mathematics
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Find a bound on the real zeros of the polynomial function.f(x) = x5 + 4x4 + 3x3 + 2x2 - 3x + 4
A. -11 and 11 B. -5 and 5 C. - 4 and 4 D. -16 and 16
Mathematics
Solve and check.
= 5 - 
A. x = 
B. x = 6
C. x = 7
D. x = 
Mathematics
Find the slope of the line through the points 
and 
.
A. 
B. 
C. 
D. none of these
Mathematics
Use the Mathematics Blueprint for Problem Solving to solve.Hannah owns 17 acres of land which she rents to a timber grower for $1571 per acre per year. Her property taxes are $978 per acre per year. How much profit does she make on the land each year?
A. $10,081 B. $43,333 C. $27,685 D. $25,729
Mathematics