## GGray one year ago Please help, will medal Which is equal to 42 • 48? A: 416 B: 410 C:406 D:4-6

1. anonymous

ummmm?

2. Nnesha

please use ^ for exponents $\huge\rm 4^2 \times 4^8$ this is ur question same with options

3. anonymous

What do you think it is? :)

4. Nnesha

when we multiply same bases we should add exponents $\huge\rm x^m \times x^n=x^{m+n}$ apply the exponent rule

5. GGray

i think it is d

6. Nnesha

why do you think its D ?

7. GGray

well if you subtract the exponents you get 2-8=-6

8. Nnesha

$$\color{blue}{\text{Originally Posted by}}$$ @Nnesha when we multiply same bases we should add exponents $\huge\rm x^m \times x^n=x^{m+n}$ apply the exponent rule $$\color{blue}{\text{End of Quote}}$$

9. GGray

oh okay thank you!

10. Nnesha

alright what did yo uget ?? "

11. GGray

b?

12. Nnesha

yep 2+8 =10

13. GGray

thanks

14. GGray

Can you help me on another one real fast?