ppdgboy

This doesn't seem right

Répondu

- According to my knowledge when you multiply a square root times a square root, it will just be the number. So shouldn't it be 10i and not 10i²?

1. Communauté
2. Study Group

Why is this the answer?

Répondu

Why is it C?

1. Communauté
2. Study Group

Can someone help me with this question?

Répondu

A question on simultaneous equations gives the two equations 3x+2y = 17 and 5x-4y=21. The question asks you to solve for y. I used the substitution method. So I can save time, I solve for y directl...

1. Communauté
2. Study Group