Write as a single rational expression a) (1/x) - (1/(x-1))b) (a-b)/(a² + (1/a))c) (3x/2y) - (5x/6y) + (x/3y)

a)

b)

c)

Step-by-step explanation:

Given:

a)

now,

taking the LCM of the denominator, we have

x(x-1)

multiplying and dividing the given equation with the x(x-1)

thus,

or

⇒

or

⇒

or

⇒

or

⇒

or

⇒

or

⇒

b)

now,

⇒

or

⇒

or

⇒

c)

taking LCM of the denominator, we have

(6y × 3y)

multiplying and dividing the given equation with the (6y × 3y)

thus,

⇒

or

⇒

or

⇒

or

⇒

or

⇒

or

⇒

or

⇒

4038

step-by-step explanation:

pleaze mark brainliest!

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation: