3 years ago

Can someone help me........

Mathematics

1 answer:

Anni [7]3 years ago

6 0

Answer:

whats the question

Step-by-step explanation:

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I need help !!!!!!!!! And fast pls I’ll give 10 points

motikmotik

Answer:

x > - $\frac{12}{5}$ or x > -2.4

Step-by-step explanation:

-9x > 9 + 3(- $\frac{1}{3}$ x + 1) - 3x

-9x > 9 -x + 3 - 3x

-9x > 12 - 4x

-5x > 12

x > - $\frac{12}{5}$ or x > -2.4

6 0

3 years ago

What is the factor form of 2x^2-25=0 and -4x^2+81=0

scoray [572]

$2x^2-25=0\\\\(x\sqrt2)^2=5^2=0\\\\(x\sqrt2-5)(x\sqrt2+5)=0\\-------------------------\\-4x^2+81=0\\\\81-4x^2=0\\\\9^2-(2x)^2=0\\\\(9-2x)(9+2x)=0\\------------------------\\Used:\\(a-b)(a+b)=a^2-b^2$

8 0

3 years ago

PLEASE HELP<br> x + 2/3 = 9/10

Olin [163]

Answer:

The answer is x= 7/30

4 0

3 years ago

Which of the following points represents the number 4-3i on the complex plane?

HACTEHA [7]

In the given point 4-3i, 4 is a real number and is positive and 3i is an imaginary number and is negative, so point T is on real number positive 4 and imaginary number -3i.

The answer would be D. T

8 0

3 years ago

Can you simplify 414/4?

xxTIMURxx [149]

Answer:

207/2 or 103 and 1/2

Step-by-step explanation:

7 0

4 years ago

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