Answer:
5/6 (i think im not good at math soz)
-Mina
Step-by-step explanation:
Branily stop deleting my awnsers

We know that : (a - b)(a + b) = a² - b²

We know that : 1 - sin²x = cos²x



We know that : sec²x = 1 + tan²x







Answer:
Letter A.
Step-by-step explanation:
0 is not divisible, so the last the last two alternatives are impossible.
The second one doesn't work, so I'd stick to letter A.
Answer:
y=-2/3x-1
Step-by-step explanation:
Answer:
surely it's 200 marbles bc 2/4 is equal to 1/2 and if u then half 400 you get 200
Step-by-step explanation: