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marissa [1.9K]
2 years ago
8

Solve the following system. y = 2x2 - 3x - 4 and y + x = 8. Enter the solution with the smaller x value first. The solutions are

( , ) and ( , )
Mathematics
1 answer:
Ray Of Light [21]2 years ago
5 0

Answer:

no clue

Step-by-step explanation:

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May I know why is the answer 1/2? Any idea <br><br> Thank you!
ElenaW [278]

let's put value of t in equation.

x = 2√t

x = 2√y

x/2 = √y

(x/2)^2 = y

y = x^2 /4

now let's differentiate it with respect to x.

dy/dx = 2x/4 = x/2

differentiating again wrt to x

d^2y/dx^2 = 1/2

8 0
3 years ago
The distance of a door knob from the floor is about one......
Serhud [2]

The distance of a door knob from the floor is about one hip I guess
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3 years ago
Find the probability that a randomly
vazorg [7]

Answer:

Step-by-step explanation:

3 0
3 years ago
Jimmy has a window frame in his house. The window measures to have a width of 36 inches and a height of 48 inches. What is the d
Olenka [21]

Answer:

B.60 inches

Step-by-step explanation:

you know you can consider two triangles because of the diagonal cut. and the distance wound be √(36²+48²)=60 inches

4 0
2 years ago
(-7) × (-5) = _____
vitfil [10]
(-7) × (-5) = 35
2 × (-8) = -16
(-11) × 4= (-44)
-8× 8 = (-64)
(-9) × (-9)= 81
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(-10) ÷ -2 = 5
44 ÷ (-11)= (-4)
8 0
2 years ago
Read 2 more answers
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