Answer:
8
Step-by-step explanation:
Correct answer is C.
Line
intersects y-axis at -2 and passes through the point (3,-1).
Line must be dashed, because the inequality sign is ">".
Point (0,0) must lie in the solution set because it satisfies inequality
.
Answer:
below
Step-by-step explanation:
Notice that each time we add a an odd number of squares to create a new square
each time we add an odd number we create a perfect square
a perfect square.
- the first square has only one small square ( )
- the second one has 4 small squares ( )
- the third has 9 squares ( )
A perfect square is written as:
- P = n²
- P is the perfect square
- n is a positive integer ( since we are working with squares)
to get the first square we replaced n with 1, to get the second one we replaced it with two and so on ...
So the formula is:
Answer:
He answered 20 questions correctly.
Step-by-step explanation:
25×.8(80%) = 20.