Answer:
The answer is A got it correct on the test
Step-by-step explanation:
have a good day!
I do not understand ur language I speak English very well sorry I can't help you with your homework
The answer would be 25t^2 + 40t + 16
100-30=70-50=20
there's your equation
Answer:
Up
Step-by-step explanation:
Y= 1x^2 + 3x + 9
Y= Ax^2 + Bx + C
To determine which way a parabola opens just look at the coefficient (the number) of the x^2 - Always use the coefficient that is beside the x^2
So, if the coefficient A is positive the parabola is opening upward
if the coefficient A is negative the parabola is opening downward