3 years ago

X^2+7x+12=0, can you help me solve this

Mathematics

1 answer:

devlian [24]3 years ago

6 0

<span>X^2+7x+12=0
(x + 4)(x + 3) = 0
x + 4 = 0; x = -4
x + 3 = 0; x = -3

answer
</span>x = -4 and x = -3

You might be interested in

Find all the real square roots of 9/16

Rainbow [258]

Answer:

0.1875

Step-by-step explanation:

NO EXPLANATION

°^°

8 0

3 years ago

7000 litres of water is pumped out of a tank in 42 minutes. How many litres could be pumped out in one hour at the same rate?

viktelen [127]

Answer:

8600 litre×235 will be there in the tanks

7 0

3 years ago

Write each number in scientific notation

Sophie [7]

1. 6x10^6

2. 5.4x10^-6

3. 6x10^-1

4. 9x10^3

5. 6.7x10^1

6. 2x10^6

7. 2x10^1

8. 71,000

9. 4.89x10^4

10. 9x10^7

11. 63

11. 3.3

12. 3

13. 2.16x10^4

14. 4.2x10^3

15. 015

16. 4.8x 10^0

hope it helps!

8 0

3 years ago

Read 2 more answers

in a classroom training student has to create a triangle pyramid using various items. Each group then used measurement to determ

balandron [24]

The formula for the volume of pyramid is,

$V=\frac{Bh}{3}$

Here, B is base area and height of pyramid.

The volume expression for group 4 is,

$V=\frac{1}{3}\cdot(\frac{8\cdot4}{2})\cdot9$

Here, expression,

$\frac{8\cdot4}{2}$

represents the base area and 9 represent the height of pyramid.

So height of the pyramid created by group 4 is 9.

Answer: 9

3 0

1 year ago

What is the polar form of 7 StartRoot 3 EndRoot minus 7 i?

ololo11 [35]

Answer:

14(cos(330 degrees) + i sin(330 degrees))

option D

Step-by-step explanation:

edge 2020

3 0

3 years ago