i) Write \({x}^{2}+8x-9\) in the form \({(x+k)}^{2}+h\). [2]ii) Use your answer to part (i) to solv

i) Write \({x}^{2}+8x-9\) in the form \({(x+k)}^{2}+h\). [2]ii) Use your answer to part (i) to solv - চর্চা