Question Type 3: Using vertex to factorize ax^2+bx+c into vertex form Exercises

Express $v(x)=x^2+10x+21$ in the form $a(x-h)^2+k$.

Express $y(x)=-4x^2+16x-5$ in vertex form.

Express $g(x)=x^2+6x+5$ in the form $a(x-h)^2+k$.

Write $w(x)=3x^2-18x+27$ in vertex form.

Express the quadratic function $f(x)=2x^2-10x+12$ in vertex form.

Convert $t(x)=-3x^2-6x+9$ into vertex form.

Express $s(x)=5x^2+20x+15$ in vertex form.

Express $r(x)=x^2-4x+4$ in vertex form.

Express $p(x)=-2x^2+8x+1$ in vertex form.

Convert the quadratic $q(x)=4x^2-4x+7$ into vertex form.

Convert $h(x)=3x^2+12x-3$ into vertex form.

Express $u(x)=2x^2+8x+6$ in vertex form.