Combine and simplify.
+ 
+ 
+ 10
A. 63
B. 15
+ 48
C. 117
+ 224
D. 15
+ 12
Answer: B
Mathematics
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Use the quadratic formula to solve the equation.4x2 + 1 = 3x
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operations. Write the answer in simplest form.
÷ 
A. 
B. 2
C. 
D. 
Mathematics
Solve the equation.
= 
- 
A. 
B. {1}
C. {27}
D. {0}
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator. log7
A. 
log7m + 
log7n - 
log7k
B. 
log7m + 
log7n - 2log7k
C. 5log7m + 6log7n - 2log7k
D. 
log7m ? 
log7n ÷ 2log7k
Mathematics