3 years ago

Given the equation f(x) = 2x² + 4x - 1, what is axis of symmetry? a. 1 c. -1 b. 2 d. 0

Mathematics

1 answer:

Irina-Kira [14]3 years ago

4 0

Answer: x=-1

Step-by-step explanation:

the x value of the vertex = -b/2a if the equation is in "ax^2+bx+c" for

you are in luck

x value of the vertex = -4/4 = -1

the line of symmetry is a vertical line, and since it must pass through the vertex

line of symmetry: x=-1

You might be interested in

1/ 99 to 4 significant figures

musickatia [10]

Answer:

0.01010

Step-by-step explanation:

The decimal equivalent is ...

$\dfrac{1}{99}=0.\overline{01}$

Rounded to 4 significant figures, it is ...

0.01010

4 0

2 years ago

Ivan is 162.4 centimeters tall and is building a tower out of cans that he wants to be as tall as he is. He wants to know how ma

Yuliya22 [10]

Answer:

he needs 24 cans

Step-by-step explanation:

162.4 - 28 = 134.4

134.4 divided by 56 = 2.4

2.4 * 10 = 24

8 0

2 years ago

Leo needs 10 red roses and 1515 pink daisies for every 5 bouquets he makes for a flower shop. Drag red roses and pink daisies in

Marina CMI [18]

2 red roses per bouquet. 3 pink daisies are needed.
2•3=6
3•3=9
9+6=15
he needs 6 roses and 9 daisies.

3 0

3 years ago

Read 2 more answers

What is the answer ?

Leokris [45]

Answer:

Step-by-step explanation:

36 divided by 4 equals 9 which is what the sea turtle can swim in 1 second. Multiply 9 by 3 and you'll get 27.

8 0

2 years ago

Read 2 more answers

What is the diameter of the circle with center A?

Temka [501]

Answer:Diameter is 2 Radii=2r

Step-by-step explanation:Diameter contains 2 sets of radius called Radii

6 0

2 years ago