3 years ago

Is there a solution to 2x^2+7x-4=0?

Mathematics

2 answers:

yulyashka [42]3 years ago

8 0

Ax^2+bx+c=0
always answer is:
-b+(b^2-4ac)/2a
and
-b-(b^2-4ac)/2a

IgorLugansk [536]3 years ago

3 0

Answer:

x= -8 x= 1

Step-by-step explanation:

You might be interested in

Please Help!!! Evaluate the following <br><br> 2/((3-(3-1))*3-1)

antiseptic1488 [7]

2/ 3 - (3 - 1) * 3 - 1 = -4
Simplify
= 2/-4
which is
= -2/4
Then simplify again
= -1/2

6 0

3 years ago

What does x equal in 5x + 15 = 28

Minchanka [31]

Answer: 2.6

Step-by-step explanation:

28-15=13

13/5=2.6

Good luck! :)

8 0

2 years ago

How many cubic centimeter are there in a cubic meter

elena-s [515]

1e+6 is the amount of cubic CM (or one million 1000000)

8 0

2 years ago

Read 2 more answers

Which expression is equivalent to One-fourth minus three-fourths x? One-fourth (1 + 3 x) One-fourth (1 minus 3 x) One-fourth (ne

Juli2301 [7.4K]

Answer:

1/4(1 - 3x)

Step-by-step explanation:

Step 1: Write out expression

1/4 - 3/4x

Step 2: Factor out GCF

1/4(1 - 3x)

4 0

3 years ago

Read 2 more answers

Use a formula to find the surface area of the cylinder . Use 3.14 for π.

Arlecino [84]

Answer:

I am so sorry

Step-by-step explanation:

I dont really know what it is but I think it is 21.98 you do 7 times 3.14

5 0

3 years ago