9514 1404 393
Answer:
D. y = -0.32x² -1.26x +15.81
Step-by-step explanation:
This is one of those multiple-choice questions where you only need a vague idea of what the answer is supposed to look like.
In this case the answer must be a quadratic equation with a negative leading coefficient. (The parabola opens downward.)
The only answer choice that is a 2nd degree polynomial with a negative leading coefficient is choice D.
__
A: linear equation
B: exponential equation
C: quadratic that opens upward (positive leading coefficient)
D: quadratic that opens downward -- the answer you're looking for
Answer:
A (1/7)
Step-by-step explanation:The square root goes into 1 and 49 turning them into 1 and 7, which means it's a real number and u get A.
Answer:
Area of a square
Step-by-step explanation:
the second one
This is a simple ratio. x : y. So x = 21 when y = 5.
21 : 5.
x : 25
So you are timesing each side by 5
So 21 x 5 = 105.
x = 105
Answer:
628 Cubic Yards
Step-by-step explanation:
