SOLUTION: 3/z+7 + 24/z^2+6z-7 A) 24/(z-1)(z+7) B)3/(z-1) C)3(z-1)/z+7 D)3(z-1)(z+7)

Algebra ->  Test -> SOLUTION: 3/z+7 + 24/z^2+6z-7 A) 24/(z-1)(z+7) B)3/(z-1) C)3(z-1)/z+7 D)3(z-1)(z+7)      Log On


   

Question 1007110: 3/z+7 + 24/z^2+6z-7
A) 24/(z-1)(z+7) B)3/(z-1) C)3(z-1)/z+7 D)3(z-1)(z+7)
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

3%2F%28z%2B7%29+%2B+24%2F%28z%5E2%2B6z-7%29

3%2F%28z%2B7%29+%2B+24%2F%28z%5E2-z%2B7z-7%29

3%2F%28z%2B7%29+%2B+24%2F%28%28z%5E2-z%29%2B%287z-7%29%29

3%2F%28z%2B7%29+%2B+24%2F%28z%28z-1%29%2B7%28z-1%29%29

3%2F%28z%2B7%29+%2B+24%2F%28%28z%2B7%29%28z-1%29%29

3%28z-1%29%2F%28%28z%2B7%29%28z-1%29%29+%2B+24%2F%28%28z%2B7%29%28z-1%29%29

%283%28z-1%29+%2B+24%29%2F%28%28z%2B7%29%28z-1%29%29

%283z-3+%2B+24%29%2F%28%28z%2B7%29%28z-1%29%29

%283z+%2B+21%29%2F%28%28z%2B7%29%28z-1%29%29

3%28z+%2B+7%29%2F%28%28z%2B7%29%28z-1%29%29

3cross%28%28z+%2B+7%29%29%2F%28cross%28%28z%2B7%29%29%28z-1%29%29

3%2F%28z-1%29

so, answer is:B)3%2F%28z-1%29