Question

Y=x^2 +10x+c;(-5,-27)

Answer 1

\[Y=x^2 +10x+c;(-5,-27) \]

Answer 2

are you supposed to find c?

Answer 3

replace x by -5, set the result = -27 and that should work yes?

Answer 4

\[(-5)^2+10\times (-5)+c=-27\]
\[25-50+c=-27\]
\[-25+c=-27\]
\[c=-27+25\]
\[c=-2\]