Answer:
Step-by-step explanation:
Consider the quadratic expression
First, find its discriminant:
Note that then
Use quadratic formula to find the roots:
Now, given quadratic expression is equivalent to
Answer:
5 weeks
Step-by-step explanation:
because my teacher told me
Answer:
Step-by-step explanation:
The line of best fit in scatter diagram, the variable have positive correlation.
Scatter Diagram is attached :
Answer:
either a or b
Step-by-step explanation:
Full question
Select the expression that has a sum of 74/100
A.70/100+4/10
B.68/100+6/10
C.6/10+12/100
D.4/10+34/34/100
1. Observe question
2. Crossout way to find answer
A is not, because the sum of A is 110/100
B is not, because the sum of B is 128/100
C is not, because the sum of C is 72/100
Therefore, the answer has to be D