Ответ:
1. 3m+ 5> 3(m-1)
3m+5>3m-3
3m-3m>-3-5
m>-8
2. p(p-2)< p²-2p+7
p²-2p<p²-2p+7
p²-2p-p²+2p<7
p<7
3.(a+1)(a-1)<a²
a²-a+a-1<a²
a²-a+a-a²<1
a<1
4.x(x+2)>2x-1
x²+2x>2x-1
x²+2x-2x>-1
x²>-1
x>1
не точно
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
Ответ:
1. 3m+ 5> 3(m-1)
3m+5>3m-3
3m-3m>-3-5
m>-8
2. p(p-2)< p²-2p+7
p²-2p<p²-2p+7
p²-2p-p²+2p<7
p<7
3.(a+1)(a-1)<a²
a²-a+a-1<a²
a²-a+a-a²<1
a<1
4.x(x+2)>2x-1
x²+2x>2x-1
x²+2x-2x>-1
x²>-1
x>1
не точно