5924 5924
  • 01-07-2020
  • Mathematics
contestada

(7+√5)√5-(7+√5)7 how to solve this question
​

Respuesta :

ujalakhan18
ujalakhan18 ujalakhan18
  • 01-07-2020

Answer:

-44

Step-by-step explanation:

Using distribute property of multiplication

=> [tex]7\sqrt{5} + (\sqrt{5} )^2-49-7\sqrt{5}[/tex]

([tex]7\sqrt{5}[/tex] will be cancelled with each other)

=> 5 - 49

=> -44

Answer Link

Otras preguntas

What is a tonal collage? We learnt it in school BUT  I can't remember.
Determine the half-life of potassium if in 3460 years a 200 g sample decayed into 25 g
List two factors that might cause an organism to restrict its use of a resource.
What are enzymes also known as? What do enzymes do to biological reactions? What do we call the special shape on an enzyme molecule? What are enzymes made of? W
In what respect does an atom of magnesium differ from a magnesium ion (Mg^{2+})? (A)The ion has a more stable electronic arrangement than the atom. (B)The pos
Explain how engineers and scientists may work together to produce a protein in the lab.
What are 2 numbers that when multiplied together you get 360 and when added together you get -96
Put brackets in the expression below so that it's value is 45.024. 1.6 + 3.8 * 2.4 *4.2 (*= times )
If x^5y^4z^2 <0 , which of the following must be true? I xy <0 II yz <0 III xz <0
How is carbon dioxide obtained?