Solve the inequality.4x2 - 25 < -15x

A.
B.
C.
D.


Answer: A

Mathematics

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Solve the given applied problem.A coffee shop has seating for 80 customers and the daily gross profit per seat is $11. If seating capacity in increased the daily gross profit on each place will be decreased by $0.07 times the number of places above 80. Find the seating capacity which will yield the greatest daily gross profit  

A. 111 B. 131 C. 114 D. 118

Mathematics

Use the graph to determine the domain and range of the function.

A. Domain: (-?, 0) ? (0, ?);; range: (-5, ?) B. Domain: (-?, ?); range: [-5, ?) C. Domain: (-?, ?); range: (-?, -5] D. Domain: (-?, ?); range: (-3, ?)

Mathematics

A student needs to have 4 exams in 13 days. In how many ways can this be done if it is known that one of the exams will be taken in the last day?

a.  5,280 b.  17,160 c.  259,459,200 d.  57,120

Mathematics

Convert to radical notation:

What will be an ideal response?

Mathematics