Question

simplify3c^2 -2cd +d^2 - (d^2 -2c^2 +3d)

Answer 1

\(\Large \color{MidnightBlue}{\Rightarrow 3c^2 - 2cd +d^2 - d^2 + 2c^2 - 3d }\)
Open the brackets.

Operate on like terms.
\(\Large \color{MidnightBlue}{\Rightarrow 5c^2 - 2cd - 3d }\)

Answer 2

Thanks For the help . Thats what I thought it was . But didint look right.