9 x² + 16 y² = 144 / : 144 ( divide both sides by 144 )
x²/16 + y²/ 9 = 1 ( ellipse )
a² = 16, a = 4
b² = 9, b = 3
Answer:
B ) ellipse;
Domain : { -4 ≤ x ≤4 }
Range: { -3 ≤ y ≤ 3 }
Answer:
Bx3=27 there are 9 blue marbles
Step-by-step explanation:
Answer:
12x+9
Step-by-step explanation:
To find the perimeter, add all the sides
3x+8 + 4x-1 + 5x +2
Combine like terms
3x+4x+5x +8-1 +2
12x+9
I think it's C because it says an even number and the equivalent fraction for that numb number 40 tenth .