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Can someone show the work and solve these questions? 9 & 10

Can someone show the work and solve these questions? 9 & 10-example-1
User Venkatnz
by
5.4k points

1 Answer

5 votes

Answer:

( 5x^3 - 5x)

8(x-1)

------------

-(8x-1)

Explanation:

15x^7 - 45 x^5

---------------------------

3x^4

Factor out 3x^4

3x^4( 5x^3 - 5x)

---------------------------

3x^4

Cancel

( 5x^3 - 5x)

10.

(3x-2) (x-4) - (x-4) (6-5x)

-----------------------------------

(4-x) (8x-1)

Factor out a -1 from the denominator

(3x-2) (x-4) - (x-4) (6-5x)

-----------------------------------

-(x-4) (8x-1)

Cancel x-4

(3x-2) - (6-5x)

-----------------------------------

- (8x-1)

Distribute

(3x-2) - 6+5x

-----------------------------------

- (8x-1)

Combine like terms

(8x-8)

-----------------------------------

- (8x-1)

8(x-1)

------------

-(8x-1)

User Junkangli
by
5.9k points