решите уравнение: a)x^2+2x-63=0 ;б)-7x^2-46x+21=0; в) 25x^2-30x+9=0; г)2x^2+3x+5=0
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2024 SCHOLAR.TIPS - All rights reserved.