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tiny-mole [99]
3 years ago
13

Find a cubic function with the given zeros. Square root of five., - Square root of five., -7

Mathematics
2 answers:
skelet666 [1.2K]3 years ago
8 0
f(x)=( x-\sqrt{5}) (x +\sqrt{5} )(x+7)
Over [174]3 years ago
3 0

The answer is:
(x-√5)(x+√5)(x+7)=0
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Is 3/12 or 5/8 equivalent to 3/4 pls hurry its timed
mojhsa [17]

Answer:

no

Step-by-step explanation:

to be equivalent both numbers have to be multiplied pr divided by the same number.

to get to 5/8 you can multiply 4x2 but 3x2 equals 6

So to be equal it would have to be 6/8

To get to 3/12 you can multiply 4 by 3 but 3*3= 9

So to be equal it has to be 9/12

3 0
3 years ago
Read 2 more answers
By what number (5/4)^6 should be divided to get (25/16)^8?
Naya [18.7K]

Answer:

X=(5/4)^-10

Step-by-step explanation:

(5/4)^6÷x=(25/16)^8

(5/4)^6÷x=(5/4)^16

1/X==(5/4)^16÷(5/4)^6

X=(5/4)^6÷(5/4)^16

X=(5/4)^-10

So the value of X is (5/4)^-10

6 0
3 years ago
Si una persona de lunes a viernes entrena diariamente 1 hora ¿cuanto tiempo debe entrenar el sábado para que el promedio diario
mariarad [96]

Answer: 4 horas

Step-by-step explanation:

Una semana (de lunes a viernes) contiene 5 días

Si se entrena 1 hora por día:

1 x 5 = 5 horas (total de horas de entrenamiento de lunes a viernes)

Ese total más el número de horas que se entrena el sábado (x) dividido por 6 (numero de días en la semana incluyendo sábado) debe ser igual a el promedio de horas entrenadas en los 6 días (1.5)

(5+x) /6 =1.5

Despajando x:

5+x =1.5 x 6

5+x =9

x =9-5

x = 4 horas

5 0
4 years ago
Anita says CD can also called DC. Do you agree? Explain.
QveST [7]
for a line the letters can be either way it can be DC or CD either way it is the same line being represented. because the other lines are represented by other letters you can be either order.
5 0
3 years ago
· The volume of Olivia's rectangular lunchbox is 240 cubic inches. The lunchbox has a height of 3 inches, and its length is 2 in
miskamm [114]

The volume of a cuboid is = length × width × height.

Let the width  of Olivia's lunch box be 'x'.

Hence the length of Olivia's lunch box shall be 'x + 2'

Also the height of the box is given as 3 inches.

The volume of the box is 240 in³

Substituting in the formula we get

x(x+2)(3) =240

Dividing by 3 on both sides

x(x+2)=80

Exapnding we get

x^2+2x=80

Subtracting 80 from both sides

x^2+2x-80=0

Factoring

(x+10)(x-8)=0

We get

x= -10  or x = 8

But x cannot be negative

So x = 8

Hence the width of the box is 8 inches.

7 0
4 years ago
Read 2 more answers
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