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Type: Posts; User: Lucas

1. ## Thread: exponents sat math question

by Lucas
Replies
2
Views
2,757

### Using laws of exponents the initial equation can...

Using laws of exponents the initial equation can be rewritten as

4^4 \cdot (2^2)^4=4^{2a} \Rightarrow 4^4 \cdot 4^4=4^{2a} \Rightarrow

4^{4+4}=4^{2a} \Rightarrow 4^8=4^{2a} \Rightarrow ...
2. ## Thread: x-intercept of the graph

by Lucas
Replies
2
Views
2,619

### In order to find the point of intersection of...

In order to find the point of intersection of this line with the x-axis we have to plug in y=0 in the equation of the line.

So, 2x-4(0)+24=0 \Rightarrow 2x=-24 \Rightarrow x=-12

Therefore the...
3. ## Thread: y-intercept of a graph

by Lucas
Replies
2
Views
3,085

### In order to find the point of intersection of...

In order to find the point of intersection of this line with the y-axis we have to plug in x=0 in the equation of the line.
So, 2(0)-4y+24=0 \Rightarrow 24=4y \Rightarrow y=6

Therefore the...
4. ## Thread: fractions in latex

by Lucas
Replies
1
Views
6,055

### fractions in latex

How can I write fractions with latex?
5. ## Thread: How many times should I take the SAT?

by Lucas
Replies
1
Views
2,777

### How many times should I take the SAT?

What I've always heard is that I can only take the SAT three times. is it right??

Thanks:D

by Lucas
Replies
2
Views
2,279

Thanks Lily!
7. ## Thread: SAT inequality with absolute value

by Lucas
Replies
2
Views
2,279

### SAT inequality with absolute value

SAT math inequality with absolute value

I need help with the following inequality:

\left\vert{} 2x-1 \right\vert{}\geqslant 5

Thanks!!
8. ## Thread: SAT math Inequalities with Absolute Value

by Lucas
Replies
2
Views
2,339

### Thanks Lily!!

Thanks Lily!!
9. ## Thread: SAT math Inequalities with Absolute Value

by Lucas
Replies
2
Views
2,339

### SAT math Inequalities with Absolute Value

SAT math Inequalities with Absolute Value

I need help with the following inequality:

\left\vert{} 2x-1 \right\vert{}<5

Thanks!!
10. ## Thread: SAT math Factoring

by Lucas
Replies
2
Views
2,476

### Thanks Elisabeth!!

Thanks Elisabeth!!
11. ## Thread: SAT math Factoring

by Lucas
Replies
2
Views
2,476

### SAT math Factoring

How can I factor the following expression:

\frac{(a-2)^2-4}{a-4}+\frac{(a+1)^2-1}{a+2}

Thanks!!
12. ## Thread: SAT math exponents

by Lucas
Replies
2
Views
2,316

### Thanks Elizabeth!!

Thanks Elizabeth!!
13. ## Thread: SAT math exponents

by Lucas
Replies
2
Views
2,316

### SAT math exponents

SAT math exponents

How can I simplify the following exponential expression:

\frac{4^x 4^{2x}}{4^{3x}4^3}

Thanks!!
14. ## Thread: SAT math exponential

by Lucas
Replies
2
Views
2,684

### Thanks Elizabeth!!

Thanks Elizabeth!!

by Lucas
Replies
2
Views
2,684