Step-by-step explanation:
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Answer:
Step-by-step explanation:
1. Perfect square trinomials, are 2nd degree polynomials, of the form so that , which can be written as perfect squares.
2. For example
3. Thus are perfect square trinomials.
4.
5. In the first case -b=20, so b=-20. In the second case, -b=-20, so b=20.
6. b∈{-20, 20}
Answer:
Step-by-step explanation:
Here is a formula that can help:
5 tens= 50
23 ones= 23
Add them together and you get 73. But multiply them you get 1150.