2 years ago

The difference of the square of a number and 4 is equal to 3 times that number. Find the positive solution.

Mathematics

2 answers:

liberstina [14]2 years ago

8 0

Let the number be 'a':

The difference of the square of a number and 4

a^2 -4

is equal to 3 times that number.

= 3*a

a^2 -4 =3a

a^2 -3a -4=0

(a-4) (a+1)=0

solutions are: 4 and -1

aleksandr82 [10.1K]2 years ago

3 0

Step-by-step explanation:

1-4 just did this\

You might be interested in

Cartoon=uuu

LekaFEV [45]

Answer:

three u's and an I

Step-by-step explanation:

3×3=9

that's 3 u's so if you add an I its 10

8 0

2 years ago

Which of the following cannt be solved using the quadratic formula?

Katarina [22]

Answer:

C. 2x+3=0 cannot be solved using the quadratic formula.

Step-by-step explanation:

8 0

2 years ago

What is the surface area of the box if it is scaled up by a factor of 10? The surface area is: 736 cm. Lenght: 12 cm. Width: 4 c

grandymaker [24]

739*12*4*20=71,000 divded by 2=36,000

6 0

2 years ago

Ksju [112]

Answer:

40%

Step-by-step explanation:

6 0

2 years ago

Which equation represents a quadratic function with a leading coefficient of 2 and a constant term of –3?

Norma-Jean [14]

Answer:

D . f(x) =2x²+3x-3

Step-by-step explanation:

Given the equation as

f(x)=2x²+3x-3

The leading coefficient is in the term with the highest power , x², which is 2

The constant term is -3

5 0

2 years ago