Drag each number of expressions to the correct location on the table. Each number or expression can be used more than once, but
not all numbers or expressions will be used.
Complete the empty cells in the table by determining all terms, constants, and coefficients for both algebraic expressions.
Complete the empty cells in the table by determining all terms, constants, and coefficients for both algebraic expressions.
1 answer:
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Answer:
The 21st term is 137.
Step-by-step explanation:
Arithmetic progression:
In an arithmetic progression the difference between consecutive terms is always the same, and its called common difference.
The nth term is given by:
In which is the first term and d is the common difference.
The first two terms are -3, 4.
This means that
So
The 21st term is
The 21st term is 137.