Write the fraction in simplest form. Assume that all variable factors in the denominator are not equal to zero.
A. 12
B. 12k2
C. 3k2
D. 3k
Answer: C
Mathematics
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Use mathematical induction to prove the following.9n > 9n-1
What will be an ideal response?
Mathematics
Determine whether the following is a difference of squares.x2- 12
A. Yes B. No
Mathematics
Find the limit.
A. 
B. 
C. 
D. 1
Mathematics
Solve the problem.When making a telephone call using a calling card, a call lasting 5 minutes costs $1.50. A call lasting 12 minutes costs $2.90. Let y be the cost of making a call lasting x minutes using a calling card. Write a linear equation that models the cost of making a call lasting x minutes.
A. y = -0.2x + 2.5
B. y = 5x - 
C. y = 0.2x + 0.5
D. y = 0.2x - 9.1
Mathematics