That sequence is not geometric or arithmetic
it is not changing or doing anything it is just remaining the same.
it would be geometric if it was:
1+1-1+1-1+1........
Step 2 she should add 4 not subtract
Answer:
To get the answer you need to understand the differences between the two in order to use common sense to get the answer
First you’ve got to calculate the inequality which is based on the weather
then look at the multiple choice questions and see which one represents the problem the best and that is… C.
Answer: 72
Step-by-step explanation:
Answer:
x²+2x-3=0
According to Vieta's formula:
x²-(Sum of roots)x+(product of roots)=0
Sum of roots=-3+1=-2
Product of roots=-3×1=-3
The equation is x²-(-2)x+(-3)=0
x²+2x-3=0
