3 years ago

Simplify:(y²+z²) -2yz

1 answer:

5 0

Answer:

$(y-z)^{2}$

Step-by-step explanation:

$(y^{2}+z^{2} ) -2yz\\\\y^{2} +z^{2} - 2yz\\\\y^{2} +2yz + z^{2}\\\\(y-z)^2\\$

You might be interested in

dsp73

Set measurements equal to each other.
7X + 20 = 8X + 8
-7X -7X

20 = X + 8
-8 -8

ANSWER: X=12

5 0

2 years ago

marin [14]

The answers are congruent and intersecting

7 0

3 years ago

Alenkinab [10]

78pi in is the answer.

5 0

3 years ago

enot [183]

Answer:

5.66 units

Step-by-step explanation:

A's per our discussion, x is a leg of right triangle.

Therefore, by Pythagoras theorem:

$x = \sqrt{ {9}^{2} - {7}^{2} } \\ = \sqrt{81 - 49} \\ = \sqrt{32}$

$x = \sqrt{ {16}^{2} - {12}^{2} } \\ = \sqrt{256 - 144} \\ = \sqrt{112}$

4 0

3 years ago

Soloha48 [4]

False. It’s a quadrilateral.

4 0

3 years ago

Simplify:(y²+z²) -2yz​