36/35 or 1 1/35. Change the denominators to a common one of 35, which in order to get an equivalent fraction, you change it to 21/35 and 15/35.
Answer:
50
Step-by-step explanation:
1+3+5+7+9+11+13+15+17+19= 100/2= 50
Hello,
well done.
As x^3-7x²-9x+63=(x-3)(x+3)(x-7) we must have x>3 and x>-3 and x>7 thus x>7
Explanations:
x^3-7x²-9x+63=x^3-9x+(-7x²+63)=x(x²-9)-7(x²-9)=(x²-9)(x-7)=(x+3)(x-3)(x-7)
