Use the product rule to simplify. Write the results using exponents.x2 ? x5 ? x8

A. x13
B. x15 
C. x7 
D. x18 


Answer: B

Mathematics

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Solve the inequality using the x-intercept method or the intersection-of-graphs method. Express the solution set in interval notation.6z - 11 ? 5z - 14

A. [-3, ?) B. (-?, 6) C. (6, ?) D. (-?, -3]

Mathematics

Solve the given equation for the indicated variable.I =   for n

A. n = IR(Ir - E)
B. n = 
C. n =  
D. n =  

Mathematics

Solve the equation for y.14x + 9y = 11

A. y = - x + 
B. y = x - 
C. y = 14x - 11  
D. y = x + 

Mathematics

Write the expression in the form bi, where b is a real number.

A. -5i 
B. -i
C. ±5
D. 5i 

Mathematics