Answer:
203
Step-by-step explanation:
17*7=119
12*7=84
84+119=203
Please specify what your asking, and I'd be glad to help!
Answer:
Hi there! Sorry if my comment doesn't help you! I'm only here for the points! Thank you anyway!
Step-by-step explanation:
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
