# mathematics

posted by .

2a^2-3a-2/4a^2-1 (4a^2-1 = denominator) divided by a^2-4/2a^2-5a+2 <--- denominator

• mathematics -

(2a^2-3a-2)/(4a^2-1) Divided by
(a^2-4)/(2a^2-5a+2)
Invert divisor(2nd fraction) and multiply:
(2a^2-3a-2)/(4a^2-1)*(2a^2-5a+2)/a^2-4.
(a-2)(2a+1)/(2a+1)(2a-1)*(a-2)(2a-1)/
(a+2)(a-2) = (a-2)/(a+2).

## Similar Questions

1. ### Algebra

Solve Rational Inequalities x^2-x-2/x^2+5x+6<0 I cant figure this out. Please help. numerator (x-2)(x+1) denominator (x+3)(x+2) numerator/denominator <0 which means the numerator and denominator are of opposite signs. Case one: …
2. ### Math

Ok so I totally forgot how to find a common denominator when your adding fractions, could someone please tell me the steps to do that?
3. ### Math

26 x 1/5 divided by 1/2 x 5. evaluate. I don't know if i'm supposed to find a common denominator and if i should use 10 as the common denominator.
4. ### algebra 2

Divide as indicated. numerator 4 x to the 5 power divided by denominator 9 y to the 4 power divided by denominator numerator 2 x to the 2 power divided by denominator 9 y to the 2 power
5. ### algebra 2

Multiply and simplify as indicated. numerator x divided by denominator x to the 2 power negative 2x times numerator 27x negative 54 divided by denominator 15x
6. ### algebra 2

Find the LCD for the following pairs of rational expressions. numerator 8 divided by denominator x negative 13 and numerator 7 divided by denominator x plus 15
7. ### Math

Help me!;/ 1) my numerator is 6 less than my denominator. I am equivalent to 3/4. 2)my denominator is 5 more than twice my numerator. I am equivalent to 1/3. 3)the gcf of my numerator and denominator is 3. I am equivalent to 2/5. 4)the …
8. ### Mathematics

Find a fraction which reduces to 3/4 when the numerator and denominator are each decreased by 1, and which reduces to 4/5 when the numerator and denominator are each increased by 1.
9. ### Mathematics

Find a fraction which reduces to 3/4 when the numerator and denominator are each decreased by 1, and which reduces to 4/5 when the numerator and denominator are each increased by 1.
10. ### math

the sum of numerator and denominator is 3 less than twice the denominator.If the numerator and denominator is decreased by 1 , the numerator becomes half the denominator.Find the fraction?

More Similar Questions