Solve the problem.Solve S = 
?r2 + (r + 3)h for r.
A. r = 
B. r = 
C. r = 
D. r = 
Answer: B
Mathematics
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Solve the problem.A town has a population of 30,000 people and is increasing by 10% every year. What will the population be at the end of 6 years?
A. 53,147 people B. 48,315 people C. 48,000 people D. 23,147 people
Mathematics
Provide an appropriate response.A student tried to clear the fractions in
+ 
= -5
+ 
= -9by multiplying both fractions by zero. Is this an acceptable approach?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Factor the expression completely, if possible.25a3b - 40a2b + 16ab
A. ab(5a - 4)2 B. ab(5a + 4)2 C. ab(5a - 4)(5a + 4) D. Does not factor
Mathematics
Find the matrix product AB, if it is defined.A =
, B = 
.
A. 
B. 
C. 
D. 
Mathematics