$4x^4yz-16y^3z\\\\4x^4yz=4yz\cdot x^4\\\\16y^3z=4yz\cdot4y^2\\\\4x^4yz-16y^3z=4yz\cdot x^4-4yz\cdot4y^2=4yz(x^4-4y^2)\\\\x^4-4y^2=x^{2\cdot2}-2^2y^2=(x^2)^2-(2y)^2=(x^2-2y)(x^2+2y)\\\\Used:\\\\(a^n)^m=a^{nm}\\\\(ab)^n=a^nb^n\\\\a^2-b^2=(a-b)(a+b)\\\\4x^4yz-16y^3z=4yz(x^2-2y)(x^2+2y)$

6 0

2 years ago

Can someone tell me the answer for this please?

Tom [10]

4x+1+57=90
4x+58=90
4x=32
X=8

4 0

2 years ago

A family buys a refrigerator that costs € 840 paying a 30% cash deposit and the rest in 6 monthly installments, what is the amou

krok68 [10]

Answer:

€98.

Step-by-step explanation:

A 30% deposit is 0.30 * 840

= €252.

So there is 840 - 252

= €588 left to pay.

The amount of each monthly instalment

= 588 / 6

= €98.

8 0

2 years ago

Read 2 more answers

Evaluate.....that.....idk how to write/say it lol

denis-greek [22]

Answer:

Step-by-step explanation:

6 0

2 years ago