Question

(7у⁷-*)²=*-*+81b⁴= (*+*)²=25x¹⁰+*+121x²y⁶= Срочно пжжж!!!

Answer 1

Пошаговое объяснение:

√81b⁴=9b²
(7y⁷-9b²)²=49y¹⁴-126y⁷b²+81b⁴

√25x¹⁰=5x⁵
√121x²y⁶=11xy³
(5x⁵+11xy³)=25x¹⁰+110x⁶y³+121x²y⁶

Answer 2

It looks like you've provided a series of mathematical expressions, but they are not clearly written and seem to contain some typographical errors. To help you, I'll try to interpret what you might be asking, but please provide more context and clarify the expressions if needed:

1. (7у⁷-)²: This expression appears to be incomplete and contains an asterisk (). Please provide the missing values or operators to clarify the expression.

2. -+81b⁴: This expression is also incomplete and contains asterisks. Please provide the missing values or operators to clarify the expression.

3. (+)²: It's not clear what you want to do with this expression. Please provide more information or clarify your question.

4. 25x¹⁰+*+121x²y⁶: Again, there are asterisks in the expression. Please provide more information or clarify your question.

It's important to provide complete and well-formed expressions so that I can help you with the calculations or explanations you need. If you have a specific mathematical question or need assistance with a particular problem, please provide more context and details, and I'll do my best to assist you.