JohnnieNeedsHELPBLAHH Group Title Simplify. 3 – 15 • 5 (1 point) • 0 • 78 • –72 one year ago one year ago

1. JohnnieNeedsHELPBLAHH Group Title

???

2. audrielynn Group Title

-72

3. JohnnieNeedsHELPBLAHH Group Title

Ya sure??

4. LaurAK Group Title

It's -72

5. audrielynn Group Title

yes. you multiply first...

6. Kayla567 Group Title

72 this is correct not negative

7. JohnnieNeedsHELPBLAHH Group Title

〖(-3)〗^3/〖(-3)〗^2 (1 point) –3 729 9

8. jazy Group Title

Follow PEMDAS. Multiply first. Then subtract. 3 - 15 * 5 3 - 75 -72

9. JohnnieNeedsHELPBLAHH Group Title

(-3)^3/(-3)^2 -3 729 9 that the qwestion?

10. mayrabris2cute Group Title

Its -72. I used a calculator :) TRUST!!!

11. kirbykirby Group Title

Please learn these rules carefully :) There are so many of these kinds of posts on Facebook and people just use the operations from left to right! Prove them wrong!! lol.

12. JohnnieNeedsHELPBLAHH Group Title

WTF there is no 72 theres 729?

13. mayrabris2cute Group Title

14. audrielynn Group Title

15. mayrabris2cute Group Title

Yea pemdas. Idk where your gettin 729???

16. jazy Group Title

$\frac{ -3^3 }{ -3^2 }$ Quotient of Powers: To divide powers with like bases, subtract the exponents. So you'd have: $-3^1 or -3$

17. jazy Group Title

He posted a second question on here.

18. jazy Group Title

The first question is -72. The seond one is -3.

19. jazy Group Title

*second

20. kirbykirby Group Title

But remember that multiplication and division BOTH have the same priority. And addition/subtraction also have the SAME priority. So what if you encounter an expression with both multiplication and division for example? In that case, you would go from left to right.

21. jazy Group Title

@JohnnieNeedsHELPBLAHH

22. kirbykirby Group Title

(Some people think because it's PEMDAS that you have to exactly follow that order). But bear in mind that there are some mnemonics out there that invert the MD and AS