3 years ago

Whats 9 + 19 please I need help

Mathematics

2 answers:

deff fn [24]3 years ago

8 0

28 hope that helped...

Masja [62]3 years ago

6 0

The answer to your question is 28

You might be interested in

Factor the polynomial function over the complex numbers. f(x)=x^3-2x^2+3x-6

Airida [17]

$f(x)=x^3-2x^2+3x-6=x^2(x-2)+3(x-2)=(x-2)(x^2+3)\\\\i=\sqrt{-1}\to i^2=-1\\\\x^2+3=x^2-(-3)=x^2-3i^2=x^2-(\sqrt3)^2i^2)=x^2-(i\sqrt3)^2\\\\\text{use}\ a^2-b^2=(a-b)(a+b)\\\\\boxed{f(x)=(x-2)(x-i\sqrt3)(x+i\sqrt3)}$

6 0

3 years ago

Amber is an American teaching English in China, and she currently has 35,000

cupoosta [38]

The awnser is A because you just divid it

6 0

3 years ago

Twelve more than a number is nine.

Otrada [13]

Answer:

The number is -3.

Step-by-step explanation:

X = a number

X + 12 = 9

Rearrange to get X on its own.

X = 9 - 12

X = -3

7 0

3 years ago

Khloe is thinking of a number that is 2 times the value of Carl's number. Khloe's number is also 2 more than 4 times the value o

mixas84 [53]

Oi hope this helps you

Khloes number 2x

Carl's number x

2x+2=4x

4x-2x=2

2x=2

x=1

Khloes number 2x=2.1=2

6 0

3 years ago

Read 2 more answers

4 more than twice the number k is greater than the sum of k and 11

Finger [1]

uttuyuyuioohmotjivjfddlfjibdf

6 0

3 years ago