2 years ago

Solve the equation by factoring. 2x^2 + 15x + 25 = 0

Mathematics

2 answers:

Pepsi [2]2 years ago

7 0

Answer:(2x+5)(x+5)=0

Step-by-step explanation:

2x^2+15x+25=0

Factorise we have

2x^2+10x+5x+25

(2x^2+10x)+(5x+25)=0

2x(x+5)+5(x+5)=0

(2x+5)(x+5)=0

jok3333 [9.3K]2 years ago

5 0

X = 5 or X= 5/2 = 2.500

You might be interested in

Which equation is a point-slope form of the equation of this line (-2, 1 ) and (1, 7 )

lana [24]

The point-slope formula:

$y-y_1=m(x-x_1)\\\\m=\dfrac{y_2-y_1}{x_2-x_1}$

We have (-2, 1) and (1, 7).

Substitute:

$m=\dfrac{7-1}{1-(-2)}=\dfrac{6}{3}=2$

$y-1=2(x-(-2))\\\\y-1=2(x+2)$

6 0

2 years ago

If the side lengths of a cube are 16 feet, what is the correct way to write the expression to represent the volume of the cube i

VMariaS [17]

The expression for finding the volume of a cube is s^3 in this case it is 16^3 or 16*16*16

8 0

2 years ago

Read 2 more answers

Determine the scale factor used in the dilation of a figure if vertex A(9,-18) has the image A'(6,-12).

julia-pushkina [17]

I don’t know I am a 5th grader

8 0

2 years ago

Which of the following ordered pairs could be the y-intercept of a function?

Anna11 [10]

Y-intercepts always have 0 as the x-coordinate, so it's (A)

6 0

3 years ago

Read 2 more answers

Solve for g : 3/4 g = 27

katovenus [111]

Answer:

g= 36

Step-by-step explanation:

3/4g=27

divide both sides by 3/4

----------

g= 36

----------

5 0

3 years ago