Answer:
hope this answer will help u.
Step-by-step explanation:
<em>( 5x + 3y )² - ( 5x - 3y )² - 60xy</em>
<em>= ( 25x² + 30xy + 9y²) - ( 25x² - 30xy + 9y² ) - 60xy</em>
<em>= 25x² + 30xy +9y² - 25x² + 30xy - 9y² - 60xy</em>
<em>= 60xy - 60xy</em>
<em>= 0</em>
Answer:
answer in image below
Step-by-step explanation:
hope this helps
give me brainly please
Answer:

Step-by-step explanation:
-2 = 1½[-2] + b
-3
1 = b
y = 1½x + 1
** 1½ = 3⁄2
Perpendicular Lines have OPPOSITE MULTIPLICATIVE INVERSE <em>RATE</em><em> </em><em>OF</em><em> </em><em>CHANGES</em><em> </em>[<em>SLOPES</em>]:
-⅔ → 1½
I am joyous to assist you anytime.
Answer:
1. Not True
2. Not True
3. Not True
4. Not True
5. True
Step-by-step explanation:
As given,
1.
2 + 3 = 9
⇒ 5 = 9
Not True
2.
4 > 5 + 7
⇒4 > 12
Not True
3.
9 = 12 + 2
⇒9 = 14
Not True
4.
2 - 3 ≥ 2
-1 ≥ 2
Not True
5.
61 ≠ 5 - 12
⇒61 ≠ -7
True