Answer:
The answer is (a + b )^2
Step-by-step explanation:
Okay so I was taught that you take the zeros off each number:
90 x 80 -> 9 x 8
then you just multiply those numbers:
9 x 8 = 72
and then add both the zeros onto the sum:
72 + 00 = 7200
and theres your answer
<span>-x^2 - 4x when x = -3
-(-3)^2 -4(-3)
= - 9 + 12
= 3
answer is </span><span>B. 3 </span>
Answer:its -10 and 10 that is marked
Step-by-step explanation:
Answer:
G. -9/2 o -4.5
Step-by-step explanation: