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Yuki888 [10]
3 years ago
6

Pls help I don’t know the answer

Mathematics
1 answer:
miskamm [114]3 years ago
8 0

Answer: The two values are: x = ±√2

Step-by-step explanation:

x² - 2 = 0

x² = 2 (add 2 to both sides)

x = √2 (square root each side)

x = ±√2 (when two things are equal, their square roots are equal)

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I need some help on this question please
elena-s [515]

Answer:

15

Step-by-step explanation:

Ok so first you need to know how to calculate the volume of a cylinder

I will put the formula here:  V=πr2h

Since pi is equal to 3.14 as said in the problem we can simply divide 282.6 by pi, the radius and 2

That is equal to 282.6/3.14*3*2

A little calculation shows that, the answer is 15

Hope this helps :)

5 0
3 years ago
Delta math help plz im stuck
JulsSmile [24]

Step-by-step explanation:

-70x^4 + 30x

= 10x(-7x^3 + 3)

ANSWER: 10x(-7x^3 + 3)

3 0
3 years ago
2. Tomás compró una bicicleta en $199.900. Primero, canceló la mitad y el resto en 7 cuotas de igual valor, con un interés total
Papessa [141]

Answer:

Cada cuota tendrá un valor de $14,850.

Step-by-step explanation:

Dado que Tomás canceló la mitad del valor de la bicicleta, la cual costaba $199.900, el valor pagado al inicio fue de $99,950 (199,900 / 2).

Luego, para el valor restante, Tomás suscribió a una financiación con un interés de $4,000, elevando el monto a pagar a $103,950, pagaderos en 7 cuotas. Por lo tanto, dichas cuotas tendrán cada una un valor de $14,850 (103,950 / 7).

4 0
3 years ago
Find the possible values of p
Tomtit [17]
, 2p+3)x2+(4p−14)x+16p+1=0
has coincident roots.

3 0
4 years ago
What is the slant height of a pyramid with a 864 square inch surface area and a 18 inch square base
seropon [69]
To determine the slant height, you will use what you know about surface area of a pyramid.

The surface area of a square Peerman consists of one square, and four congruent triangles.

We know the length of one side on the square base is 18 inches.

The area of the base then would be 324 in.².

Subtract this from the total surface area.

864-324 = 540 in.²

Divide 540 in.² by 4 because there are four congruent triangles.

540/4= 135 in.²

Each triangle is 135 in.². Now use the formula for area of a triangle to solve for the missing slant height.

A = 1/2 x b x h
135 = 1/2 x 18 x h
135 = 9h
h = 15 inches.

The slant height is 15 inches.
6 0
3 years ago
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