Question

Medal for answers: http://prntscr.com/52oy2d

Answer 1

\(\large\tt \begin{align} \color{black}{
\text{a quadratic function has degree 2}\\
\color{black}{\huge x^{\color{red}{2}}}\\\\~\\
(2.)\\
y=-(5+2x^2)\\
\text{if u put x=0 here then}\\
\text{y=-5}\\

\text{while all the other graphs start from positive}\\
\text{or zero}\\
\text{so} ~~y=-(5+2x^2)~~ \text{only starts downwards}\\
}\end{align}\)

Answer 2

I got the 2nd one, the answers to #1 are A and C?

Answer 3

\(\Huge \checkmark\)

Answer 4

Okey thanks can you help me with these too http://prntscr.com/52pbp6

Answer 5

\(\large\tt \begin{align} \color{black}{y=2(x+1)(x-6)\\~\\
}\end{align}\)
can u simplify this

Answer 6

Ive tried but I dont know

Answer 7

option c which u ticked is wrong

Answer 8

u can show ur work

Answer 9

I multiply the 2 into (x+1)(x-6) right.. I couldnt get any of the answers

Answer 10

Im doing it wrong

Answer 11

first simplify this \(\Large(x+1)(x-6)\) and show ur work