Question

factorise the following quadratic polynomials x square - 8x+7​

Answer 1

${x}^{2} - 8x + 7 = 0$

$x = 8 + - ( \sqrt{64 - 28} ) + \div 2$

$x = 8 + - 6 \div 2$

$x = 7$

$x = 1$

Answer 2

Answer:

x²-8x+7

x²-(7+1)x+7

x²-7x-x+7

x(x-7) -1(x-7)

(x-7) (x-1)

hope it will help you