Answers to all the questions
Answers
Answer:
4r square-(4r+3r)+3
4r square-4r-3r+3
4r(r-1)-3(r-1)
(4r-3)(r-1)
6t square+19t -20
6t square + 24t-5t-20
6t(t+4)-5(t+4)
(6t-5)(t+4)
18w square -w-39
18 w square-(27w-26w)-39
18w square-27w+26w-39
9w(2w-3)+13(2w-3)
(9w+13)(2w-3)
Step-by-step explanation:
aage or peeche ki sankhya ka Gina krte h(4×3)=12
peeche ka sign (-) ka h
isliye do esi sankhya pta krni h jinko
(-) krne pr beech wali sankhya (7) aaye
or Gina krne pr 12
4+3=7
4×3=12
ab beech wali sankhya ki jgh in snkhyao ki likh lete h brcet ()me
ydi ( ) ke bhar - sign h to brcet htate smye Ander ka sign change ho jayega
Answer:
Some major impacts of E-waste on environment are, Toxic materials like lead, zinc, nickel, flame retardants, barium and chromium, found in computers and most electronics, if released into the environment, can cause damage to human blood, kidneys as well as central and peripheral nervous system.