This is a quadratic so if you want to find the solutions, use the quadratic formula. Google quadratic formula and videos on it and how to use it will pop up.
You can group first two conjunctions and second two:
.
In first brackets you have common
and in second brackets common is 5:
.
I think 1 is -540 and 2 is -290
The second one is bigger as the square is a even number with the negative whole
Answer:
350
Step-by-step explanation:
7 x 10 to the 7th power is 70000000 and 2x 10 to the 5th power is 200000, if you divide them yo get 350.
