3 years ago

Which is a solutiom (x-3)(x + 9)=-27?

Mathematics

2 answers:

Elis [28]3 years ago

7 0

The solution is x= 0,-6

saveliy_v [14]3 years ago

6 0

Answer:

x = 0, -6

Step-by-step explanation:

(0 - 3)(0 + 9) = (-3)(9) = -27

(-6 - 3)(-6 + 9) = (-9)(3) = -27

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Which division problem is equivalent to 25?

meriva

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3 years ago

Type the correct answer in the box.

Akimi4 [234]

Answer:

$\huge\boxed{-8+8i}$

Step-by-step explanation:

$2(-36-3i)+(5+2i)(12-2i)\\\\\text{use the distributive property and FOIL}\\\\=(2)(-36)+(2)(-3i)+(5)(12)+(5)(-2i)+(2i)(12)+(2i)(-2i)\\\\=-72-6i+60-10i+24i-4i^2\\\\i=\sqrt{-1}\to i^2=-1\\\\=-72-6i+60-10i+24i-4(-1)=-72-6i+60-10i+24i+4\\\\=(-72+60+4)+(-6-10+24)=-8+8i$