To find the number of zeros in the quadratic equation we factorize it as follows:
f(x)=x²+6x+18
solving using completing square methods we obtain:
x^2+6x=-18
c=(b/2a)^2=9
thus
x²+6x+9=-18+8
x²+6x+9=-9
(x+3)²=-9
hence
x=-3+/-3i
the roots are:
x=-3+3i or x=-3-3i
Answer:
c.) October
Step-by-step explanation:
the pattern just skip two months
Answer:
0.019
Step-by-step explanation:
Just move the decimal places 3 times from the end to get your answer
Answer:
It is 20.74 and the fraction way it is 20 20/27
4/5
Find common fractions of 12/15
12 / 15. each part divided by 3
15 / 3 = 5...12 / 3 = 4...12/15 = 4/5