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Dimas [21]
3 years ago
13

What is the name of the shape of the graph of a quadratic function? A. hyperbola B. parabola C. line D. quadratic

Mathematics
1 answer:
r-ruslan [8.4K]3 years ago
8 0

we are given

graph of a quadratic function

Quadratic function:

Those function which has degree=2

we can write it as

y=ax^2+bx+c

Since, the degree is 2

so, the shape of the curve will be parabolic

so, option-B.........Answer

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Alex is building a square sandbox with sides 2 feet long and 3 feet deep he wants to fill it 2/3 full how much sand should he or
Vesna [10]

Answer:

8 cubic feet

Step-by-step explanation:

First find the volume of the sand box

2 x 2 x 3 = 12

then multiply the total volume by 2/3

12 x 2/3 = 8

That leaves you with the total cubic feet of sand he would need.

5 0
3 years ago
Randy wants to join a gym to lose his winter weight. Gym A has a membership fee of $39 and charges $30 per month. Gym B has a me
siniylev [52]

Answer:

5 months

Step-by-step explanation:

Value m= months

Gym A Money needed to pay= 30m+ 39

Gym B Money needed to pay= 20m+ 89

30m+ 39= 20m+ 89

Now isolate m

(30m-20m) + (39-39)= (20m-20m) + (89-39)

10m = 50

10m/10= 50/10

m=5; You can plug this number in to check my answer.

8 0
3 years ago
PLEASE HELP WILL MARK BRAINLIEST NO RANDOM ANSWERS
Ray Of Light [21]

Answer:

− 6 y  +  4 +  6 y  −  4 + 2

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Over which interval is the graph of f(x) = –x2 + 3x + 8 increasing? (–∞, 1.5) (–∞, 10.25) (1.5, ∞) (10.25, ∞)
Vadim26 [7]
F(x) = -x^2 + 3x + 8
f'(x) = -2x + 3

when f(x) is increasing f'(x)  > 0

-2x + 3 > 0

-2x > -3

x < 3/2 or 1.5

So the required interval is (-infinity,1.5).The first choice.

6 0
3 years ago
Read 2 more answers
PLEASE HELP. Select the two roots of (3x+7)(2x-5)=0
bixtya [17]

Answer:

-7/3 & 5/2

Step-by-step explanation:

3x +7 = 0

3x = -7

x = -7/3

2x-5=0

2x = 5

X = 5/2

5 0
3 years ago
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