## DrPepperx3 Group Title Help with 2 algebra questions? one year ago one year ago

1. DrPepperx3 Group Title

2. What is -a^-2 if a= -5 a. -25 b. 25 c. -1/25 d. 1/25 4. What is (-m)^-3n if m= 2 and n= -24 a. 3 b. –3 c. 4 d. –4

2. DrPepperx3 Group Title

brb going to be afk for a few be back in a min!

3. Nurali Group Title

2. = -(-5)^-2 = -1/(-5)^2 = ------- 4. = (-m)^-3n = n/(-m)^3 = -24/(-2)^3 = -24/-8 = --------

4. Nurali Group Title

have u got it?

5. DrPepperx3 Group Title

Sorry i just got home let me check too see if they are right and i will let you know! Btw could you check some of my other answers?

6. DrPepperx3 Group Title

ill give you a medal for sure! 1. What is the simplified form of 3a^4b^-2c^3 a. 81a^4c^3/b^2 b. 81a^4/b^2c^3 c. 3a^4/b^2c^3 d. 3a^4c^3/b^2 * my answer 3. What is the simplified form of -(14x)^0y^-7z? a. -14z/y^7 b. 14z/y^7 c. z/y^7 *my answer d. -z/y^7 5. Which of the following simplifies to a negative number? a. -4^-4 b. (-4)^-4 c. 4^-4 * my answer d. 1/4^-4

7. DrPepperx3 Group Title

@Nurali Yes they look right ty !

8. DrPepperx3 Group Title

Could anyone else check my answers? 1,3 and 5?

9. Nurali Group Title

3. is wrong

10. DrPepperx3 Group Title

Ty i took it and it was 100%

11. Nurali Group Title

Congratulation.